Toxic mass chiselled out of Feltham pipes amid campaign to help stop people tipping harmful substances down drains A team of water engineers have spent a month blasting and chiselling a 100-tonne fatberg loose from under the streets of west London. The blockage consisting mainly of wet wipes glued together by congealed fat, oil and grease, was the equivalent in mass of eight doubledecker buses, stuck 10 metres below street level. Continue reading...