William finds a piece of pure iron in his garden after few days the iron begins to rush what are two types of substances involved in the rusting process of iron

Which of the following is not a good technique for managing used oil? a) have specific, labeled catch pans available for technicians who are collecting oil b) spills in your shop and any releases on pavement or outside should be poured down a drain c) do not use oil containers for antifreeze or other non-similar fluids d) be prepared for oil spills with the proper absorbents

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize