What is one of the risks associated with not performing a patch test?

Not performing a patch test can lead to allergic reactions to the products used. A patch test is a crucial precaution in the beauty and nail industry, as it allows the technician to determine whether a client may have an allergic response to a particular product. By applying a small amount of the product to a discreet area of the skin and observing the reaction over a specified period, technicians can identify potential sensitivities or allergies.

When patch tests are skipped, there's an increased risk that the client may experience adverse reactions, which can range from mild irritation to more severe skin reactions. This not only affects client health and safety but can also damage the client-therapist relationship if an allergic reaction occurs due to negligence.

The other options do not relate to the inherent risks of neglecting a patch test. Heightened trust and increased cooperation with clients are generally built through demonstrating care and diligence, including performing necessary safety procedures like patch tests. Similarly, faster service completion does not justify the potential risks associated with skipping essential safety measures and could ultimately lead to longer service interruptions should an allergic reaction occur. Thus, ensuring client safety through a patch test directly mitigates the risk of allergic reactions, making it a critical practice in nail technology.