_____________ has three main allotropes: white, red, and black

Oversecretion of GH in adults, after bones have stopped growing, causes ________

A) acromegaly B) dwarfism C) gigantism D) All of the above

Which of the following is NOT an appropriate work practice control or exposure control method for working with strong acids?

A. Wear a chemical-resistant apron. B. Wear acid-resistant gloves. C. Use a chemical fume hood. D. Wear latex gloves. E. Wear eye protection.