There can be no intelligent control of the lead danger in industry unless it is based on the principle of keeping the air clear from dust and fumes.
“We shall defend our island, whatever the cost may be, we shall fight on the beaches, we shall fight on the landing grounds, we shall fight in the fields and in the streets, we shall fight in the hills; we shall never surrender.”
“Psychology is the science of the act of experiencing, and deals with the whole system of such acts as they make up mental life.”