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.
LETTER - SIZE MAIL DIMENSIONAL STANDARDS TEMPLATE. Minimum mailable dimensions for pieces Â¼â thick or less: 3Â½â high, 5â long, .007â tick. Use this template to check: â¢ General Mailability: minimum required dimensions. â¢ Postcard Rate: maximum dimensions. â¢ Letters: maximum dimensions.