RF remotes generally work this way: The originating signal is sent from the remote as RF (radio frequency.) In the case of the MX-950 in my theater that's 418MHz, a very stable and reliable frequency band.
By nature, propane is clear and contains no scent at all. For safety purposes propane. companies add a substance known as ethyl-mercaptan to the propane fuel. Ethyl-. mercaptan has a strong rotten egg, or skunk-like scent, which allows the consumer to. smell it in the case of a leak.
8 LPG Properties COLOR â¢ Propane is colorless ODOR â¢ Propane is naturally odorlessâ¢ Propane is odorized by adding Mercaptan Pure Propane (1978) is odorless. 1) Propane placarded 1075 is odorized with Mercaptan, and therefore will be detected by the sense of smell. 2) Pure Propane U.N. 1978 is odorless.