Synonyms of Hiccups, Chronic. General Discussion. A hiccup is an involuntary spasmodic contraction of the muscle at the base of the lungs (diaphragm) followed by the rapid closure of the vocal cords. Usually, hiccups last for a few hours or, occasionally, a day or two. However, chronic hiccups are ones that continue for an extended period of time.
Lets answer your question in several parts; The Short Version First: 1: First Class Letter - Max weight is 3.5 oz. 2: First Class Large Envelopes - Max weight is 13 oz. 3: First Class Parcels - Max weight is 13 oz. Long Version: You asked about âFirst Class Mailâ and the weight limits. Mail is defined as âLetters and packages conveyed by the postal systemâ. See Google.
First-Class letter dimensions: Rectangular At least 3-1/2 inches high X 5 inches long X .007 inch thick No more than 6-1/8 inches high X 11-1/2 inches long X 1/4 inch thick Maximum weight is 3.5 ounces Letters that are considered nonmachinable are subject to a surcharge. Length is the dimension parallel to the address. To qualify for First-Class Mail card rates, a card must be: â¢ Rectangular â¢ At least 3-1/2 inches high X 5 inches long X 0.007 inch thick â¢ No more than 4-1/4 inches high X 6 inches long X 0.016 inch thick Length is the longest dimension parallel to the address.