When oxygen is present in cans of food, the oxygen causes the food to oxidize, which makes the food taste bad and spoil.
(oxygen; is; present in cans of food) (the oxygen; causes; the food; T:When oxygen is present in cans of food) (oxidize; makes; the food taste bad and spoil)
oxygen the oxygen oxidize
is causes makes
present in cans of food
the food T:When oxygen is present in cans of food
the food taste bad and spoil