1950
plastic bags such as sandwich bags
yes
cups,pens,pates,silverware,plastic bags,sandwich tubs,ext.
He invented plastic bags.
plastic bags you put things such as sandwiches, chips, ect. they are used to keep food fresh and avoid messes and spills.
Plastic shopping bags date back to the 1950's. They were available to world wide consumers by the 1960's and are currently being phased out for biodegradable bags.
around the 1950's
Hefty sandwich bags are made up of polythene.
A pint bag is typically larger than a sandwich bag. Pint bags usually hold about 16 ounces, while sandwich bags are designed to accommodate standard sandwich sizes and generally hold less volume. Therefore, in terms of capacity and size, pint bags are bigger than sandwich bags.
i think it was a man named Tim urnek i am not to shore
They've been using it for awhile... Like around 1991 they started
polyethylene plastic. they are recyclable at many recycling centers, per answerbag.com. you should not cook food in them, like the "Ziploc" omlette. A Univeristy of Illinois study says that can release chemicals into the food that can kill you. Ziploc corporation says the baggies start melting at 195 degrees.