Hi all Shops like Boots don't seem to stock home brew equipment any more. I get my citric acid by mail order from the Home Brew Shop, their website is: www.the-home-brew-shop.co.uk Regards Ron MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.