| 摘要 |
<p>The present invention discloses a liquid purification apparatus (10) having a main body (24) having means (54) to allow liquid to enter main body (24). An exit means (21) allows exit of liquid from the main body (24). A solid compound (28) is located within main body (24) for dissolution by the liquid. Means (24, 40) cooperating with the solid compound (28) will expose a substantially constant surface area of the compound (28) to the liquid.</p> |
