Kit includes StratoLauncher IV, StratoFins, ball head, pressure gauge, QConnect w/valve (tank ... 5L, 1L, 1.25L, 1.5L, 2L soda bottles @ air pressures as low as 15 PSI up to 120 PSI.

NHS figures for hospitals in England showed there were 7,244 appointments last year where medics believed poor air quality was a contributory factor to ill health. Polluted air can aggravate pre ...