How To Open and Close a Seal/Lid of TUPPERWARE

It is important to know How to use many kind of Tupperware Product like
MODULAR MATES OVAL, PITCHER, CANISTER etc.
They have their own way to open or Close it.

MODULAR MATES OVAL

BOTTON in PITCHER

SEAL WITH FLIP for COOKING OIL BOTTLE

CLASIC SEAL

INSTANT SEAL