据国内有关方面调查:玩具被儿童玩耍24小时后,塑料玩具表面平均每平方厘米有35个菌落,木制玩具为59个,皮毛玩具达2430个。10天之后再次检测表明:塑料玩具表面平均每平方厘米竟有菌落4940个,木制玩具4110个,皮毛玩具高达21500个。而每个菌落的细菌数可达上万,其中包括痢疾杆菌、伤寒杆菌、流感病毒、乙型肝炎 According to the survey conducted by relevant domestic authorities, after 24 hours of toys being played by children, there are 35 colonies per square centimeter on plastic toy surfaces, 59 for wooden toys and 2,430 for fur toys. After 10 days of testing again showed that: the average plastic toy surface per square centimeter actually 4940, 4110 wooden toys, fur toys up to 21,500. Each colony bacteria up to tens of thousands of bacteria, including Shigella, Salmonella typhi, influenza virus, hepatitis B