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From Compliance to Competency: A Simulation-Led Approach to Embedding Real-World Health and Safety Skills in Biomedical Education

This study demonstrates that a simulation-led, ICT-assisted pre-laboratory approach successfully transforms passive health and safety compliance into active professional competency for biomedical students, though the observed performance drop during autonomous risk assessment highlights a critical need for targeted pedagogical support to bridge the gap between procedural fluency and holistic safety application.

Original authors: Sioned Owen, Aled Bryant, Aaron Wall, Lewis Fall

Published 2026-09-11

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CC BY 4.0

Original authors: Sioned Owen, Aled Bryant, Aaron Wall, Lewis Fall

Original paper licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). ✨ This is an AI-generated explanation of the paper below. It is not written or endorsed by the authors. For technical accuracy, refer to the original paper. Read full disclaimer

In the laboratories where future biomedical scientists learn their trade, safety is not merely a rulebook; it is the foundation upon which all discovery rests. For decades, universities have taught these essential skills through lectures and checklists, treating safety as a body of knowledge to be memorized rather than a set of actions to be practiced. This approach often leaves students viewing safety protocols as bureaucratic hurdles—tedious paperwork that stands between them and the exciting work of mixing chemicals and analyzing samples. Yet, the reality of a professional laboratory is far more complex. It requires the ability to navigate a chaotic landscape of information, where every chemical arrives with its own unique set of instructions, warnings, and requirements. The challenge for educators has long been how to move students from passively reading about danger to actively managing it, ensuring they can protect themselves and others before they ever step foot in a real lab.

Researchers at the University of South Wales decided to tackle this problem by changing the very nature of the training. Instead of asking students to read a manual and then take a test, they built a digital simulation that acted as a gatekeeper. To enter the physical laboratory for a practical session, students had to first complete a series of interactive tasks on a computer. This digital worksheet, developed in partnership with a learning science company, forced students to act as safety officers. They were presented with real-world documents known as Safety Data Sheets, which are the official manuals provided by chemical manufacturers. These documents are notoriously inconsistent; one company might list a warning in the first paragraph, while another hides the same information deep in a technical section. The students' job was to hunt through these varied documents, find the specific hazards for the chemicals they were about to use, and fill out official risk forms based on that information.

The experiment involved forty-six first-year students who were preparing to make a specific chemical mixture used in biological research. The digital system tracked their progress in real time, offering immediate feedback. If a student missed a crucial detail or misinterpreted a warning, the system gently guided them back to the source document to try again, allowing them to learn through trial and error without the pressure of a failing grade. The goal was to see if this active, hands-on approach could turn safety compliance into a genuine skill. The results showed a clear pattern of learning. When students first began the task, their average score was just under sixty percent. However, as they repeated the process with different chemicals, their performance climbed steadily. By the time they reached the third chemical, their average score had risen to over seventy percent, indicating that they were quickly mastering the mechanical skill of finding and recording safety data.

However, the study revealed a significant hurdle that appeared when the nature of the task changed. After successfully navigating the individual chemicals, the students were asked to perform a final, more complex challenge: creating a complete risk assessment for the entire experiment they were about to conduct. This required them to stop looking at single chemicals in isolation and instead consider how all the components interacted with each other and with the people handling them. In this final step, their performance dropped noticeably, falling back to a lower average. This decline suggests that while the students had become proficient at the "detective work" of finding information in confusing documents, they had not yet developed the professional judgment needed to synthesize that information into a holistic safety plan. They could find the facts, but they were still learning how to weigh the risks and make decisions based on the whole picture.

The researchers concluded that their digital simulation successfully engaged every single student, transforming a subject often seen as boring into an essential professional competency. The activity proved that repetitive practice can quickly build fluency in handling safety paperwork, effectively removing the initial confusion that often leads students to disengage. Yet, the drop in performance during the final, complex task highlighted a critical gap in education. It suggests that teaching students to follow a checklist is not the same as teaching them to think like safety experts. While the digital tool successfully bridged the gap between theory and the basic mechanics of safety, the leap to autonomous risk management—where a student must judge a complex situation without a step-by-step guide—remains a difficult cognitive step that requires further support. The study confirms that active learning works, but it also shows that true safety competence is a journey that extends far beyond the ability to fill out a form.

Technical Summary: From Compliance to Competency in Biomedical Safety Education

Problem Statement
Traditional approaches to teaching laboratory health and safety (H&S) in higher education often rely on passive instruction, leading students to view safety compliance as a bureaucratic hurdle rather than a core professional competency. This results in poor engagement and a failure to translate theoretical knowledge into real-world application. Furthermore, the reduction in hands-on laboratory hours due to the pandemic and workforce constraints has exacerbated the need for effective virtual alternatives. A critical pedagogical gap exists: while students must navigate complex, non-standardized industrial documentation (specifically Safety Data Sheets or SDS) in professional settings, current curricula rarely scaffold the specific skills required to extract, reconcile, and apply this data autonomously.

Methodology
The study implemented an active learning intervention for a cohort of 46 Year 1 biomedical science undergraduates at the University of South Wales. The core mechanism was a "Smart Worksheet," a simulated, ICT-assessed digital activity developed in collaboration with LearnSci.

Gating Mechanism: Access to the physical laboratory session (synthesis of a Tris Borate EDTA buffer) was strictly contingent upon the successful completion of the digital activity.
Task Structure: The worksheet required students to navigate authentic, non-standardized SDS from multiple commercial suppliers to extract regulatory data. They were tasked with:
1. Completing Control of Substances Hazardous to Health (COSHH) forms for three specific reagents (Tris Base, Boric Acid, and EDTA).
2. Constructing a holistic Risk Assessment (RA) for the final buffer synthesis.
Pedagogical Design: The interface provided immediate automated feedback. Incorrect answers prompted students to revisit the SDS, allowing for multiple attempts to foster trial, reflection, and correction without penalty. The design intentionally introduced "cognitive friction" by varying the layout and terminology of SDS across suppliers to mimic real-world industrial variability.
Analysis: Performance data were analyzed using R 4.2.2. Due to non-normal distribution (Shapiro-Wilk test), a Friedman non-parametric test with Dunn's multiple comparisons was used to evaluate score progression across the four task sections.

Key Results
The study tracked student performance across four distinct pedagogical phases:

Section 1 (Tris Base): Initial mean score was 58.3%.
Section 2 (Boric Acid): Mean score improved to 69.2% ( $P = 0.013$ vs. Section 1).
Section 3 (EDTA): Mean score peaked at 70.1% ( $P < 0.0001$ vs. Section 1).
Section 4 (Holistic Buffer Risk Assessment): Mean score dropped significantly to 64.6% ( $P = 0.0016$ vs. the peak in Section 3).

The data indicated 100% student engagement, as no students bypassed the gating mechanism. Rapid procedural skill acquisition was observed during the repetitive data extraction tasks (Sections 1–3), but a performance decline occurred when students transitioned to the complex, holistic risk assessment in Section 4.

Key Contributions

Shift from Passive to Active: The study demonstrates that embedding H&S training within a low-stakes, high-reward digital simulation can transform safety from a passive academic requirement into an active professional competency.
Handling Non-Standardization: The research highlights the specific cognitive challenge students face when reconciling non-standardized SDS formats. It suggests that repetitive exposure to these variations is necessary to overcome initial "over-challenge boredom" and establish procedural fluency.
Identification of a Cognitive Bottleneck: The study identifies a distinct pedagogical gap between procedural fluency (data extraction and entry) and conceptual synthesis (holistic risk mitigation). While students mastered the "how" of data retrieval through repetition, they struggled with the "why" and "how" of applying that data to complex, multi-variable scenarios.
Competency Sign-Off: The framework successfully aligned with external professional standards, including the Health and Care Professions Council (HCPC) and Quality Assurance Agency (QAA) benchmarks, effectively using the simulation as a competency sign-off for laboratory access.

Significance and Claims
The authors claim that this is the first study to utilize Smart Worksheets specifically for teaching laboratory health and safety to biomedical science students. The primary significance lies in the demonstration that while digital scaffolding effectively builds procedural fluency and ensures 100% engagement, it does not automatically transfer to higher-order conceptual understanding.

The paper posits that the decline in performance during the holistic risk assessment phase reveals a "critical cognitive bottleneck." This suggests that Year 1 undergraduates, lacking an expert schema, struggle to filter relevant from irrelevant information when moving from step-by-step data entry to autonomous risk engineering. Consequently, the authors argue that while digital simulations are effective for overcoming the initial barrier of "boring" compliance tasks, targeted pedagogical support is still required to bridge the gap between identifying risks and actively mitigating them in complex, unstructured environments. The study concludes that the intervention successfully moved H&S education from the periphery to a core professional skill, but acknowledges that the transition from "passive risk observer" to "active risk engineer" remains the most demanding aspect of safety pedagogy.

Technical Summary: From Compliance to Competency in Biomedical Safety Education

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