By Muhammed Husain (Reuters) -British firm McBride said it will look to raise prices of its cleaning products after rising costs and supply chain pressures sent the maker of Oven Pride to a half-year loss. “The group is experiencing the most extreme inflationary cost environment probably ever to hit this sector,” CEO Chris Smith said in a statement. The warning from the maker of Surcare detergent comes with UK consumer price inflation around its highest level in nearly 30 years. The group reported an adjusted half-year pretax loss to Dec. 31 of 16.9 million pounds ($23 million) versus a profit…