We've all done it before, whether cooking or unclogging pipes, but the answer to 'can I pour boiling water down my drain' is a resounding no. But why, exactly? As our experts explain, doing so isn't ...

We pour all kinds of things down our sinks without thinking twice: the cloudy water left after cooking pasta, baking soda and vinegar mixtures, even straight boiling water. Some of these DIY tricks ...