Celsius Thermometer Diagram - Temperature Measurement Guide #1852015 (License: Personal Use)

This vector-style illustration depicts a traditional glass thermometer with a red liquid column indicating a temperature of ~18°C, positioned between the 10°C and 20°C marks. The scale is clearly labeled in increments of 10°C from -20°C to 40°C, with color-coded numerals (red for positive, blue for negative, green at zero) to aid visual learning. The device includes mounting holes and a rounded base, typical of classroom or home thermometers.

Used in educational content (e.g., K-12 science pages), weather explanation articles, HVAC guides, or health-related fever monitoring visuals; targets users seeking to understand temperature scales or interpret thermometer readings.