Which type of syringe tip is not recommended for use with hazardous materials?

The slip-tip syringe is generally not recommended for use with hazardous materials due to its design, which can potentially lead to a loss of liquid and increased risk of exposure. Slip-tip syringes rely on friction to hold the needle in place, meaning that there is a greater risk of disconnection if excessive force is exerted or if the needle is manipulated inappropriately. This can result in spillage or aerosolization of hazardous materials, posing safety risks to both the technician and the environment.

In contrast, Luer-lock syringes have a locking mechanism that securely attaches the needle to the syringe, minimizing the chances of accidental disconnections. This feature is crucial when handling hazardous substances, as it provides an added layer of safety by ensuring that the needle stays firmly in place throughout the preparation and administration process.

Non-vented syringes are not the appropriate focus in this context as their design relates more to ventilation rather than the risks associated with disconnections or leaks when working with hazardous materials. Understanding the design and functional aspects of different syringe types helps to select the most appropriate tool for safe and effective handling of various substances, especially those that are hazardous.