Ullage, the space above the liquid level in a container, plays a critical role in safety measures, preventing spillage, ensuring stability during transit, and accommodating liquid expansion. It holds significant importance in inventory management across industries such as oil and gas, chemicals, and food and beverages. Maintaining proper ullage allows for thermal expansion, guarding against overpressure. Accurate ullage measurements are essential for volume calculations, inventory tracking, and financial management in the oil and gas sector. In the chemical industry, overseeing ullage levels helps prevent the leakage of hazardous substances, safeguarding both workers and the environment. Within the food and beverage domain, ullage preservation upholds product quality by minimizing oxidation and contamination.

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