It runs 2, 500 dialysis clinics and supplies equipment and disposables to other treatment providers and consumers.

FORBES: Magazine Article

Oshima first began selling Vivitar's cameras in Japan in July as Plaza Create's store brand-disposables decorated with Warner Bros.

FORBES: "Everyone said I would fail"

The process is expensive and lengthy, and includes bringing all non-disposables, like batteries and empty oxygen cylinders, back to Kathmandu and on to their home countries.

BBC: Everest's growing problem

Maxine and Merlin still use disposables for Achala.

BBC