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.
Rinse out the sink and fill with hot soapy water. Before you wash your bottles, it's a good idea to clean the sink you intend to use first, to remove any potential bacteria or chemicals. 1  Use a sponge or scouring pad to scrub down the bottom and sides of the sink and around the plug using hot water.. 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).