Answer to Question 1
Scaffolds must be supported by solid footings. A scaffold having a height exceeding three times its base dimension must be secured to the structure. When rolling scaffolds are used, the wheels must be locked when there are workers on the scaffold. No worker is to remain on the scaffold while it is being moved. All equipment should also be removed before moving a scaffold. Access to the work platform must be a fixed vertical ladder or other approved means.
Answer to Question 2
The name of the product, manufacturer's name and address, hazardous ingredients/identity information, hazardous material identification system information, physical/chemical characteristics, fire and explosion hazard data
Pathogen/plant interactions and the hypersensitive response to pathogen attack.
Dose–response relationship
Kaplan’s Three-Stage Model of Sexual Response
It is important that parents repeat safety rules to preschoolers and monitor compliance with rules.
The clonal selection theory of the adaptive immune response
For the circuit in Figure 1, assume ideal diodes. The peak inverse voltage is approximately