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.
1 Add a few drops of dish soap and warm water to your water bottle, screw on the top and shake! 2  Rinse the bottle out and leave open to air dry overnight. 3  Dishwasher â Before throwing your bottle in the dishwasher, check the bottle for the dishwasher safe symbol.