Rat urine can contain harmful diseases like leptospirosis. If you are cleaning up a small amount of urine, the use of gloves is warranted. Larger cleanups should be done with eye and respiratory protection.
Definition of transmission. 1  1 : an act, process, or instance of transmitting transmission of a nerve impulse across a synapse. 2  2 : the passage of radio waves in the space between transmitting and receiving stations; also : the act or process of transmitting by radio or television.
When a wave moves from one medium to another like this, it's called transmission. The air particles collide with your ear's tympanic membrane, also known as the eardrum. This sets off a series of vibrations in several structures inside the ear.