Latex allergy allergy is an IgE (immune) mediated reaction to proteins found in the "Hevea brasiliensis" tree, a type of rubber tree. Testing for type I natural rubber latex allergy is through blood testing to determine if the patient is producing IgE antibodies to latex proteins. Anaphylactic shock can be provoked in allergic persons by the "previous" use of latex in an area: latex is typically powdered to prevent sticking, latex proteins become attached to the particles of powder, and the powder becomes airborne when the latex item is used, triggering potentially life-threatening Type I reactions when the latex-contaminated powder is inhaled
What Is Life performance of "What Is Life" that was "greeted with a reception that matched anything the New York audience at the Bangla Desh concerts expressed". English born Australian pop singer Olivia Newton-John recorded "What Is Life", along with a version of Harrison's "All Things Must Pass" track "Behind That Locked Door", for her 1972 album "Olivia". The song was arranged and produced by Bruce Welch of the Shadows and John Farrar, who was Newton-John's regular producer and collaborator during the 1970s. Released as a single in some countries, this version reached the UK top 20 in March 1972, peaking at number