Quote:
Originally Posted by bomberjet
Just spit balling here.
Maybe it is oil and they're pushing it to the granular material to sop it up. That's the standard procedure, except typically you'd cover it on the concrete and scoop it up.
|
Yeah, that's what I would've thought - spread sand over it and then remove the sand after, not use push brooms to push it off the slab so it can soak into the water table, but what do I know?
Took a walk around - not a single sign of the companies involved, just '24-hour CCTV monitoring'.