Light relief

Placing ultraviolet lights deep inside ventilation systems might alleviate “sick building syndrome” by destroying microbes, say researchers at McGill University in Montreal. Dick Menzies and his colleagues installed high intensity UV lights in the ventilation systems on three floors of a office block and switched them on and off for periods of three weeks each. In Occupational and Environmental Medicine (vol 56, p 397),
  • 首页
  • 游艇租赁
  • 电话
  • 关于我们