meth. >> can i ask if you have meth in your system right now? >> yeah. i do. >> she tells me she used right now. >> probably every other house on this block somebody uses. it's very cheap. seven out of ten people probably use now. >> she allows us to take a look inside her home. >> oh, my god, wow. >> so the officers haven't touched anything yet. we are not going to touch anything either but it's in quite disarray. this is what long-term meth use looks like, chaos, lives that have spiralled out of control. like heroin this drug is highly addictive and can be smoked, snorted or injected but meth is