What 's so great about that? I use them for corrosion-

inhibiting paint pigments.

I use tungsten chemicals for catalysts.

/

There a re lots of uses for tungsten ^ chemicals. Some a re obvious — like r ^ . y ^ high temperature catalysts. Or b i o - c ^ ^ chemical reagents and précipitants Others a re not so obvious—like corrosion inhibiting paint pigments. Or fixing agents for photographic processes. Some people even use tungsten chemicals in lightfast colors * and inks. And recently they've been used as starting materials for growing solid-state optical masers and lasers. There are lots of other uses for our

tungsten chemicals. And we thought it might be interesting to run a little contest to see who can

come u p with the most imaginative new idea. We'll give the winner a 1968, 227-sq.-in.

Sylvania color television set (Model CE19E). All you have to do is fill in your name, title, company, address

— and as many suggested uses for tungsten chemicals a s you wish. Then

cut out the blank and mail it to: Tungsten Chemical Contest, Sylvania Metals & Chem­

icals, Chemical & Metallurgical Division, Towanda, Pa. 18848. Do it now. Entries must be postmarked before midnight, Sept. 30, 1968. Entries will be judged on the basis of the most imaginative new idea, and the winner selected by a panel of chemists (whose decision will be final). We'll notify the winner by mail within thirty days . And if you happen to need a tungsten chemical, give us a call. We've got all kinds. CHEMICALS BY

SYLVANIA GENERAL TELEPHONE & ELECTRONICS

A&fcietf?

There must be 100 interesting uses for our tungsten chemicals· W e l l give you a color T V set for the most interesting one.

My suggested uses for tungsten chemicals are:

SIGNATURE

CONTEST RULES 1. Contest open to any person residing in the U.S. except employees and members of their families of General Telephone & Electronics Corporation and Sylvania Electric Products Inc., their subsidiaries and advertising agencies.

2. All entries and ideas become the property of Sylvania Electric Products Inc. No entries will be returned. Ideas will not be received in confidence nor kept secret. 3. This contest is void where prohibited by federal,

state or local regulations. Obtain your employer's approval where desirable. To be considered as a participant, the submitter must have full right to disclose the idea submitted without breach of any' agreement or conditional relationship with another.