Actor Brad Pitt is so concerned about the environment that he has reportedly stopped using soap because of the toxins used in it. The 49-year-old prefers to use a combination of lemon water and apple cider vinegar instead. 'Brad says he's read up on the toxins of soap - especially the antibacterial ones - and feels that using them and antiperspirants is not only bad for the planet but it also speeds up the ageing process in humans' femalefirst.co.uk quoted a source as saying. However Pitt's children Maddox 12 Pax nine Zahara eight Shiloh seven and five-year-old twins Knox and