Large plants like the one in the photographs are where most eggs are processed today. What type of clause is the underlined clause?

After an egg is laid, it gently rolls along the slanted floor of the cage to a narrow conveyor belt. What type of clause is the underlined clause?

These narrow conveyor belts converge into one wide belt that runs directly into the processing plant. What type of clause is the underlined clause?

As soon as the eggs reach the processing plant, they are automatically sprayed with detergent and water. What type of clause is the underlined clause?

The eggs then pass through a specially lit inspection area, where defective eggs can be detected and removed. What type of clause is the underlined clause?

After the eggs are weighed, they are separated by weight into groups. What type of clause is the underlined clause?

Each group of eggs goes onto a separate conveyor belt, which leads to a forklike lifting device. What type of clause is the underlined clause?

This device lifts six eggs at a time while the empty egg cartons wait two feet below it. What type of clause is the underlined clause?

The eggs are gently lowered into the cartons, which are then shipped to grocery stores and supermarkets. What type of clause is the underlined clause?

What is truly amazing is that no human hands touch the eggs during the entire process. What type of clause is the underlined clause?