Cooking Meth can be dangerous.

@1 so can making assumptions

If it was a natural gas explosion, wouldn't there be a massive fire? There aren't even scorch marks on the wall that got blown out into the parking lot.

BHO'd.

Crap I lived there for awhile when I first came to Seattle,
@4 Not necessarily, if the ratio of gas to oxygen was right at the lower explosive limit, likely in the case of a gas leak with a pilot light in the space, then the explosion would have consumed all of the gas and most of the O2, leaving nothing left to burn.

neighboring surveillance video from prior to this incident ?
http://700lvl.com/uploads/Music/macklemo…