B. After reading and understanding the article, make an essay composed of 5 to 6 sentences. The content of an essay must be about the given article above.
1. Many factors can affect the condition of a greenhouse structure and its cladding (coverings). These include, but are not limited to, ultraviolet light, water and loading (wind and snow). 2. Typically, at the point where the gutter post enters the ground is where most deterioration issues related to water occur. 3. This is the chemical reaction between the alloys in the metal components, oxygen and water. 4. If the deterioration is a surface issue, remove the rust with a wire brush and seal with a protective coating, if necessary. 5. This can lead to the post, regardless of galvanization, deteriorating from the inside out, or the post failing during the winter months due to freeze/thaw issues. 6. Water, over time, can cause wood bars to rot out at the connection points.
Answers & Comments
Answer:
1. Many factors can affect the condition of a greenhouse structure and its cladding (coverings). These include, but are not limited to, ultraviolet light, water and loading (wind and snow).
2. Typically, at the point where the gutter post enters the ground is where most deterioration issues related to water occur.
3. This is the chemical reaction between the alloys in the metal components, oxygen and water.
4. If the deterioration is a surface issue, remove the rust with a wire brush and seal with a protective coating, if necessary.
5. This can lead to the post, regardless of galvanization, deteriorating from the inside out, or the post failing during the winter months due to freeze/thaw issues.
6. Water, over time, can cause wood bars to rot out at the connection points.