Finding the Flavor of Chocolate. Gregory Ziegler puts a small block of chocolate into a styrofoam bowl and sticks it into the microwave. Soon, a lovely sweet aroma spreads through the air, lending warmth to the otherwise bleak lab. Ziegler takes the bowl out of the microwave; it's filled with a thick, swirling liquid.
First Class Large Envelope/Flat Mail. Minimum size: 6 1/8 inches tall or 11 1/2 inches long and 0.007 inches thick. Maximum size: 12 inches tall x 15 inches long and 3/4 inches thick. Maximum weight: Up to 13 oz.
Envelopes accepted by the U.S. Postal Service to be eligible for mailing at the price for letters must be: 1  Rectangular with a width-to-height aspect ratio between 1.3 and 2.5. 2  At least 31â2 inches high Ã 5 inches long Ã 0.007 inch thick. 3  No more than 61â8 inches high Ã 111â2 inches long Ã 1â4 inch thick.