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.
The maximum size of your letter can be: 11 1/2 x 6 1/8. (The maximum thickness of a regular envelope is 1/4). If your letter weighs more than 1 ounce, then it will cost more. The table below shows the prices for letters over 1 ounce (round up the weight, e.g. if it is 2.1 ounces, use 3 ounce price).If your letter is more than 3.5 ounces, OR is larger than the maximum size of a regular envelope (11 1/2 x 6 1/8), then you would use large envelope pricing.his is a large envelope, the maximum size that a large envelope can be is: 15 x 11 1/2. (The maximum thickness of a large envelope is 3/4). This table shows the postage rates for sending a large envelope.