Listen for gurgling sounds in nearby drains if the toilet continues to flush slowly. These sounds, if you hear them, mean that there isn't enough air in the waste lines to allow water to flow freely. Go on the roof and clear debris from the vent opening. Once the opening is clear, spray water into it with a garden hose.
The Kimball Lifecycle. The Kimball Lifecycle is a methodology for developing data warehouses, and has been developed over many years by Ralph Kimball and a variety of colleagues.
(December 2008) (Learn how and when to remove this template message) Bulverism is a logical fallacy that combines a genetic fallacy with circular reasoning. The method of Bulverism is to assume that your opponent is wrong, and explain his error. The Bulverist assumes a speaker's argument is invalid or false and then explains why the speaker came to make that mistake, attacking the speaker or the speaker's motive.