Patent ID: 7275499

Claim:
A method of testing mosquito repellents in which mosquitoes standing on a plurality of corks in an apparatus, wherein said apparatus consisting of a transparent aerated box of smooth surfaces having a plurality of holes on a top surface, a plurality of corks affixed on said plurality of holes, access openings on a front surface protected with fabric sleeves, and an access opening on a bottom surface for mosquitoes introduction, the method comprising the steps of: (i) introducing said transparent aerated box with at least 400 mosquitoes; (ii) impregnating said plurality of corks with a 0.015 molar ethanolic solution of repellent substance; and then (iii) measuring the length of time mosquitoes remain away from said impregnated plurality of corks, said length of time is defined as a repellence time wherein said repellence time is a time between the introduction of said impregnated plurality of corks into said transparent aerated box and the time at least one mosquito lands and remains on said cork for 1 minute.