It is also a good idea to give them a dust mask.

I never thought they'd get them to breathe through a dust mask.

You should wear a dust mask (as above) while doing this work.

This is a dust mask, a piece of safety equipment.

Go out at low altitude and walk free in the air, a simple dust mask only.

The common type is simple paper dust mask with or without a filter.

At the Battery, a man passed out dust masks from the back of his truck.

Home air filters can help, but paper dust masks generally offer little protection.

The whole time, workers were not offered even a dust mask, the correction officers say.

No special protection required, however use of safety glasses and dust masks considered good practise.

A dust mask is also a good idea, particularly for those who suffer from asthma and the like.

They all put on dust masks Daddy usually uses for painting and go to the doctor.

For certain operations, workers must wear dust masks and safety glasses.

Poll workers, many of whom had lost their own homes, wore dust masks.

Note: I don't recall being issued a dust mask that summer.

It blocks our noses with black stuff despite dust masks.

Many sanitation workers were required to wear dust masks during work early in the morning.

Site managers were trained in face fit testing of dust masks.

Officials have been warning residents to stock up on emergency items like dust masks.

Use a dust mask or hold a damp cloth over your face to help breathing.

Respiratory protection in the form of dust masks should be considered if conditions warrant it.

The use of dust masks, hearing protection, and safety glasses was unknown at the time.

A dust mask can also be worn to protect against allergens.

The operator had no gloves and was using a 'nuisance' dust mask.

The guys on the shop floor wear ear protectors and dust masks.

Jandria was dressed as if she had just come from a long journey; dusty boots, dust-mask such as the Drylanders used for travel hanging unfastened at the side of her face.

And tenants not yet moved away came out to see him, looked curiously while the goggles were taken off, and the rubber dust-mask, leaving white circles around the eyes and a large white circle around nose and mouth.