]Maka Mr. Yamamoto, onye bụ onye na-emepụta ihe nrịbama Japan, webatara igwe ịgbado ọkụ laser YAG na a S&A Teyu refrigeration ikuku jụrụ mmiri chiller CW-6000. Kemgbe o tinyechara abụọ ndị a, azụmahịa akara ya amụbaala site na 20% ma e jiri ya tụnyere afọ gara aga.