Show I Keeping Kee in Up U I Wll F I IO Ir O c r r J I 0 Science Service Service i i I 1 Wide Vide Tide Usefulness U 0 of Bags a s Despite es the tIle Tin Cans Can's an S Rise Ise i fm m i i. i Paper Lining Prevents r Sifting of Contents By ROBERT D. D POTTER 1 New New York The The tale of the theW W j tin cans can's rise to a well-earned well niche on Americas America's family cupboard cupboard cupboard cup cup- board shelves is well known but the advances in another packaging method the method the bag bag bag- are little noted This is because the bag is seldom used by the average family except as a temporary temporary tem tern container from the grocerY grocery grocery gro gro- store and possibly for cery sugar salt and flour But bags are not dead in any sense for they still help build the homes of America and its highways as only two examples Burlap commonest fabric for rough bags was first imported in volume from India just before the turn of the century With the present present present pres pres- ent pound cent import tax burlap burlap burlap bur- bur lap still is considerably lower in cost than domestic cotton fabric 0 Some Modern Improvements Bags have now been so improved that manufacturers can claim to offer offer of of- fer ier any degree of protection from air acid dust oil moisture odors or vermin The crinkled paper linings for bags allow them to offer serious competition with rigid containers 1 Materials that formerly sifted through cloth bags can now be shipped satisfactorily and add cheaply These linings permit shipment without without without with with- out contamination of the contents from foreign materials or outside odors bags first introduced only a little over a decade ago have taken over the greater part of the worlds world's cement output and virtually virtually virtually vir vir- vir- vir all the packaging of hydrated ed lime and gypsum plaster |