Uncanny ability: Tan can scoop just the right weight as requested by his customers without a weighing scale.
WHEN market trader Tan Chong Keat scoops up prawns, he will know just how much the crustaceans weigh.
Renowned for his precision, the 62-year-old prawn seller at the Air Itam Market in Penang can unerringly scoop up prawns with his hands according to the weight requested by custo-mers.
