Unmarked stairs are an accident waiting to happen. Even if you have only one or two steps, put a strip of white or reflective tape on the edges so that people can see them, even in dim light. Rugs or tarps under a car to catch leaking fluids may keep the garage floor clean, but it also becomes a fire hazard. Get rid of it, and soak up the spills with cat litter or sawdust. If the stains have already soaked into the floor, try oven cleaner to remove them.
About Clinical Chemistry. Clinical Chemistry is the leading international journal of clinical laboratory science, providing 2,000 pages per year of peer-reviewed papers that advance the science of the field. Clinical Chemistry is an archival research journal that is required reading for professionals working in the following areas:
The use of statistics allows clinical researchers to draw reasonable and accurate inferences from collected information and to make sound decisions in the presence of uncertainty. Mastery of statistical concepts can prevent numerous errors and biases in medical research.