Deve-se usar uma máscara durante todo o serviço?
Mask wearing is down to your own personal Risk Assessments. It is recommended to be worn when creating a lot of dust. The blue disposable versions are ineffective though. I would recommend an N95 or N99 or an FFP2 or FFP3. These can be reusable with good care and are far more efficient at preventing […]
Deve-se usar uma máscara durante todo o serviço? LEIA MAIS