They may make you look like you've escaped the set of Breaking Bad but at least you won't end up with Walt's other health issue due to the chemicals...

• Protect nose, throat and lungs from dust.

• Protect nose, throat and lungs from swarf.

• Protect nose, throat and lungs from chemicals.

• Don't scrimp.

• Ensure they are appropriate for the hazard.

• Change filters as recommended.

• Always wear eye protection if not integrated.

• Consider dermal protection.