4. Why is it important to use the correct adhesives on the materials they were intended for? a. Ensures a proper bond and no negative chemical reactions b. Ensure the colours match correctly c. Ensure the product does not off gas d. Ensures the person installing it does not get harmed 5. How do you describe a gravel a fine and gritty materials b. a powdered substance c. coarse aggregate d. sandy materials 6. Which of the following is used for driving and pulling out nails a Claw Hammer b. Crowbar c. Sledge