Blood is a fluid connective tissue that performs many functions in the body. It carries oxygen and nutrients to the cells, hormones (chemical messengers) to the tissues, and waste products to organs that remove them from the body.
A wash bottle is a squeeze bottle with a nozzle, used to rinse various pieces of laboratory glassware, such as test tubes and round bottom flasks. Wash bottles using in laboratories. Wash bottles are sealed with a screw-top lid.
When cleaning out baby bottles, it helps to use the right materials. Make sure you have: 1  A bottle brush to help you clean the bottom and sides of the bottle and a nipple brush to clean out the rubber nipple, which is prone to accumulating bacteria.2  Dishwashing liquid designed specifically for baby bottles.. Allow the bottles to dry thoroughly. After washing, rinse the bottle parts thoroughly in hot running water to remove any bubbles or soap residue. 1  Place the parts on a bottle drying rack (available at baby supply stores in a range of cute designs).