Where in the laboratory is long, unrestrained hair most likely to be a safety concern?
a ) near an open flame
b )close to a fume hood
c )next to a concentrated sodium chloride solution
d )by a cabinet that contains flammable liquids

A ) near an open flame

Explanation:

When someone goes to work in a laboratory or has access to this environment should pay attention to some safety standards to ensure their physical integrity and do not promote any contamination on the site.

In a lab it is important to pay attention to long hair and keep it straight. Loose long hair can come into contact with a chemical, or even catch fire near an open flame.

explanation:

how important do you think an instrument is to the musician who plays it?