A BMI between 18.5 and 24.9 is considered healthy for women over age 20 according to the Centers for Disease Control and Prevention. BMI ranges are the same for men and women over age 20, but they differ by age and sex for children and teenagers.
SHARE SHARE TWEET EMAIL. In general usage, a buffer is something that serves as a protective barrier. There are at least two different meanings for the word in electronics vernacular. A buffer in circuit design is an amplifier that provides an interface between mismatched circuit elements. In computer science, the term refers to a memory device used for temporary storage.
Electronic ânoseâ invented to scan for pesticides in food. By Tim Sandle Jul 2, 2013 in Environment. An electronic sensor has been developed to identify pesticides in food. The device uses a nano-sensor array that can detect small quantities of harmful airborne substances that can emanate from food.n addition, a prototype of the instrument can âsmellâ pesticides, biological weapons, gas leaks, and other harmful scents. Currently, the nose is four-by-seven inches, but there are plans to shrink it down to the size of a credit card.