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.
Cleaning Bottles While Traveling. 1  1. Be prepared. The best way to deal with bottle cleaning when travelling is to be prepared. 2  2. Wash the bottles in a hotel sink or public restroom. If you're prepared and have your dish soap and bottle brush with you, you can wash the bottles in any available sink. 3  3. Sterilize using a travel kettle.