WEBVTT 00:00.600 --> 00:05.338 align:left position:10% line:85% size:80% [MUSIC] 00:05.338 --> 00:08.408 position:10% line:85% size:80% Joan Cartan-Hansen, Host: Sewers or waste water treatment systems 00:08.408 --> 00:11.311 position:10% line:85% size:80% have problems because people put things down their drains that 00:11.311 --> 00:12.545 align:left position:10% line:85% size:80% they shouldn't. 00:12.545 --> 00:15.215 align:left position:10% line:85% size:80% Don't put household cleaning supplies or any wipes down the 00:15.215 --> 00:16.116 align:left position:10% line:85% size:80% drain. 00:16.116 --> 00:18.485 align:left position:10% line:85% size:80% It is very important not to flush medicine. 00:18.485 --> 00:20.987 align:left position:10% line:85% size:80% Medicine isn't removed by wastewater treatment, so it 00:20.987 --> 00:22.255 align:left position:10% line:85% size:80% stays in the water. 00:22.255 --> 00:25.125 align:left position:10% line:85% size:80% And that can have a bad impact on aquatic species, even our own 00:25.125 --> 00:26.226 align:left position:10% line:85% size:80% drinking water. 00:26.226 --> 00:28.728 align:left position:10% line:85% size:80% In fact, there are only four things that should go into a 00:28.728 --> 00:29.596 align:left position:10% line:85% size:80% toilet. 00:29.596 --> 00:32.732 position:10% line:85% size:80% We call them the four P's: Pee, Poop, Puke, the contents of your 00:32.732 --> 00:35.468 position:10% line:85% size:80% stomach when you vomit or toilet paper. 00:35.468 --> 00:38.104 align:left position:10% line:85% size:80% And you should also be careful about what goes into your 00:38.104 --> 00:39.205 align:left position:10% line:85% size:80% kitchen sink. 00:39.205 --> 00:41.908 position:10% line:85% size:80% It's attached to the waste water treatment process too. 00:41.908 --> 00:44.411 align:left position:10% line:85% size:80% Don't put things like grease down the drain. 00:44.411 --> 00:47.280 position:10% line:85% size:80% Instead, let it firm up and then wipe it out of the pan with a 00:47.280 --> 00:49.649 align:left position:10% line:85% size:80% paper towel and throw the wad away. 00:49.649 --> 00:52.585 align:left position:10% line:85% size:80% Don't let bones, egg shells, coffee grounds, rice or pasta go 00:52.585 --> 00:53.753 align:left position:10% line:85% size:80% down the drain. 00:53.753 --> 00:56.656 align:left position:10% line:85% size:80% In fact, don't let anything go down your sinks or into your 00:56.656 --> 00:57.991 position:10% line:85% size:80% toilet that might cause a clog. 00:57.991 --> 01:00.627 align:left position:10% line:85% size:80% For more information about sewage, check out the science 01:00.627 --> 01:02.162 align:left position:10% line:85% size:80% trek website. 01:02.162 --> 01:04.330 align:left position:10% line:85% size:80% You'll find it at science trek dot org