| 摘要 |
<p>An atomiser spray bottle is fitted with a double two-way valve, one side coupled to the atomiser medium (compressed air or CO2) and the other to the substance to be atomised. The two outlets from the valves lead to a venturi section where the two flows are mixed and atomised. Appts. is a replacement for aerosol bottles and removes the fears of ionosphere damage and other environmental drawbacks of aerosols.</p> |
