Barrel (unit) continued to use the same size barrels. In the worldwide oil industry, an oil barrel is defined as 42 US gallons, which is about litres or 35 imperial gallons. Oil companies that are listed on American stock exchanges typically report their production in terms of volume and use the units of bbl, Mbbl (one thousand barrels), or MMbbl (one million barrels) and occasionally for widest comprehensive statistics the Gbbl (or sometimes Gbl) denoting a billion. There is a conflict concerning the units for oil barrels (see ). For all other physical quantities, according to the International System of Units, the
Pickle Barrel House $125,000 (equivalent to $ in ) in expenses the renovated Pickle Barrel House was opened to the public. The barrel house now shows how the Donaheys lived there in their summer cottage in the woods by the lake in the 1920s and 1930s. The barrel house museum has old pictures of the Donaheys in their one-of-a-kind pickle barrel cottage. Some of these old photos of the 1920s even show the "curiosity visitors" at their cottage in the woods. In the museum also are several books and other materials on William Donahey and his children's Teenie Weenies. One room alone showcases