285
edits
Peter wood (talk | contribs) No edit summary |
Peter wood (talk | contribs) No edit summary |
||
| Line 6: | Line 6: | ||
Alternative preservatives, such as alkaline copper quaternary (ACQ), copper azole, and micronized copper, have been developed to replace CCA and provide similar levels of protection against decay and insects. These alternative preservatives are considered to be safer for human health and the environment than CCA. | Alternative preservatives, such as alkaline copper quaternary (ACQ), copper azole, and micronized copper, have been developed to replace CCA and provide similar levels of protection against decay and insects. These alternative preservatives are considered to be safer for human health and the environment than CCA. | ||
CCA is composed of chromium(VI), copper(II) and arsenic(V) and water. | |||