To adjust cabinets so that they are plumb and level, carpenters use _____.
a. shims
b. expansion bolts
c. adjustable hangers
d. double bevels
Answer: A
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Circuit breaker ratings are given _____.
a. in units of induced voltage b. in terms of interrupting voltage c. on the breaker nameplate d. on the handle in black print
Which of the following is the gravest source of food safety risk?
A. Microbiological contaminants B. Pesticide residues C. Use of growth promotants
Semiconductor materials have valence shells that are ____.
A. empty B. half full C. three-quarters full D. full
Una vez finalizado un análisis de riesgos, ¿quién determina la clasificación de un espacio cerrado y si se necesita permiso o no?
a. los inspectores de OSHA b. los inspectores del código de salud local c. el supervisor junto con los gerentes de proyecto o de seguridad d. la empresa