Chemical formula for vinegar. Vinegar is composed of about 5% acetic acid. This is the major chemical component of vinegar. The systematic or proper chemical name of acetic acid is ethanoic acid. Vinegar is a weak acid produced by the oxidation of alcohol (ethanol) from wines and ciders by bacteria. It has a pleasant sour taste and is used in cooking or as a condiment.
Although he fights Aizen numerous times (minor battles), this time all of the characters in Bleach are losing terribly, but the last time he fights (battles) Aizen is episodes 309 and 310.
Confidence votes 2. The match between Sasuke and Gaara is episode 66, not shippuden. All that goes up to episode 77, but after a while it's mostly Naruto finishing what Sasuke started.