In reference to the SP...
Drink the cans. At least when cans are recycled they are melted down. Those brown bottles, gezuz! You could get AIDS and Hep A through Z, and some they haven't discovered yet from drinking out of them.
Let me be the first to admit I am no PNG flying super-ace like some of the old telair blokes, but listen to their advice and you will survive.
There are no wrecks above LSALT.