Comparison of the imperial and US customary measurement systems adopted a system based on the 231-cubic-inch wine gallon for all fluid purposes. This became the US fluid gallon. Both the imperial and US fluid gallon are divided into 4 quarts, 8 pints or 32 gills. However, whereas the US gill is divided into 4 US fluid ounces, the imperial gill is divided into 5 imperial fluid ounces. So whilst the imperial gallon, quart, pint and gill are about 20% larger than their US fluid measure counterparts, the fluid ounce is about 4% smaller. Note that one avoirdupois ounce of water has an approximate volume of one imperial fluid ounce
Gallon smashing the trend. Gallon smashing has led to several cases of actual injuries, usually as a result of the participant or unwitting members of the public slipping and falling after the liquid is spilt, while the act of throwing heavy gallon bottles during challenge attempts has also resulted in participants damaging shelving and refrigerator units in supermarkets. In the United Kingdom, one attempt resulted in the vandal receiving a broken jaw. The viral nature of gallon-smashing has been compared to the Harlem Shake, planking (people lying face-down in public settings), and Tebowing. Gallon smashing Gallon smashing is the act of spilling