How are these four events connected? * Increased coal mining
Increased petroleum refining
Development of the Bessemer process
Development of the incandescent light bulb

Before leaving their ship anchored in cape cod bay, the pilgrims agreed to the terms established by which of the following: a) the fundamental orders of connecticut b) the declaration of independence c) the mayflower compact d) the constitution

1. what was the purpose of the communist international organization?

Based on the information given and the gauges which process or processes have their alarm light on?