Specifications:
The document provides specifications for various gases including Propane, Butane, Gasoline, and Fuel Oil. It lists their respective volumes in gallons per pound and highlights conversion factors for gas volumes using different gases like Air, Natural Gas, and Propane.

Procedures:
The document outlines procedures for converting gas volumes using specific multiplication factors for different gases. It also provides a detailed table for vapor pressures of Propane at various temperatures, both in Celsius and Fahrenheit, along with corresponding pressures in Bar and psi.

Standards:
There are standards for sizing tubing and piping for Propane, including the length in feet and the size of copper tubing and nominal pipe size. The document specifies the outside diameter and inside diameter for different schedules and types.

Recommendations:
The document recommends dividing by 2.5 to convert capacities from cubic feet per hour to BTU per hour. It also notes the maximum diluted propane capacities based on specific pressure drop settings.

Key Data from Tables:
- Conversion factors for gas volumes are provided for Air, Butane, Natural Gas, and Propane.
- Vapor pressure data for Propane is detailed across a range of temperatures, showing how pressure changes with temperature.
- Tubing and piping sizing data includes lengths and diameters for different materials and schedules, crucial for proper installation and safety.

Critical Information:
- The document emphasizes the importance of using correct conversion factors and sizing standards to ensure safety and efficiency in gas handling and distribution.
- It highlights the need to adhere to specified pressure and temperature conditions to maintain system integrity.