While are you working in computer laboratory school what do you think the most common occupational health and safety policies and procedures that may apply while you are working computer system servicing?
Upon inhalation, the diaphragm contracts and flattens and the chest cavity enlarges. This contraction creates a vacuum, which pulls air into the lungs. Upon exhalation, the diaphragm relaxes and returns to its domelike shape, and air is forced out of the lungs
if you're going to conduct your own research which topic would you choose what will be the title of your research (follow the guidelines of writing the research title) pa help naman po