The pipet or pipette, which means 'very little pipe', has been used in several kinds since the late 19th-century principally to reduce contamination inside the transfer of samples. On the other hand, it wasn’t right until the 1950s that the modern version in the scientific pipette was patented. Options two https://pipettetips45443.educationalimpactblog.com/51697188/the-2-minute-rule-for-pipette-types-images