Question:
Goal: To seal a pvc pipe to its top cap, you can

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- Use a soldering iron
- Use pvc solvent
Answer:
Use pvc solvent

Question:
Goal: To stay warm in winter if your pants are too thin,

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- wear a pair of long-johns or tights underneath your pants.
- wear double layers of your under wear when going out.
Answer:
wear a pair of long-johns or tights underneath your pants.

Question:
Goal: How do you scrape coralline algae off the glass of your reef tank?

Which of the following methods is more reasonable for accomplishing this goal?

OPTIONS:
- The easiest way to scrape stubborn coralline off your glass is with a credit card and a Mr. Clean Magic Eraser. This also maximizes the risk of scratching the glass or acrylic.
- The easiest way to scrape stubborn coralline off your glass is with a credit card and a Mr. Clean Magic Eraser. This also minimizes the risk of scratching the glass or acrylic.
Answer:
The easiest way to scrape stubborn coralline off your glass is with a credit card and a Mr. Clean Magic Eraser. This also minimizes the risk of scratching the glass or acrylic.