six environmentalists protestors entered the cei event at the business design centre in walthamstow , london and delayed a statements being presented by the labour minister michael paul , in which he was expected to announce the consideration of further nuclear power station to replace the higher gas sales being faced by industry in the area . the protestors , wearing yellow safety jackets over business outfits , climbed up into the upper rafters and held banners saying " nuclear : wrong answer " , and dropped ' chemical firecrackers ' onto the delegates down below . greenpeace threatened to leave louder and throw rocks at the prime executive should he prepare his reply .
greenpeace made a decision about purple safety bars .