Crayon Set

Material Composition Assumptions

A typical crayon set weighing approximately 60 grams consists primarily of paraffin wax derived from petroleum refining processes. The largest component by weight is the paraffin wax base material, comprising roughly 45 grams or 75% of the total product mass. Color pigments, whether mineral-based or synthetically manufactured, account for approximately 3 grams or 5% of the weight. Paper wrappers around individual crayons contribute about 2 grams or 3% to the overall mass. The cardboard packaging that contains the complete set represents the remaining 10 grams or approximately 17% of the total weight.

Manufacturing Geography

Crayon production occurs predominantly in the United States, where major manufacturers operate large-scale facilities that process millions of units daily. The electrical grid intensity for manufacturing operations averages 431 grams of carbon dioxide equivalent per kilowatt-hour based on recent environmental protection agency data. This region serves as the primary production hub due to established petroleum refining infrastructure that supplies the necessary paraffin wax feedstock materials. The concentration of manufacturing in areas with existing fossil fuel processing capabilities reduces transportation costs for raw materials while leveraging specialized industrial expertise.

Regional Variation

Manufacturing Region	Grid Intensity	Estimated CCI Score	Adjustment vs Default
United States (default)	431 gCO2e/kWh	32	0%
European Union	295 gCO2e/kWh	27	-16%
China	555 gCO2e/kWh	36	+13%
Costa Rica	45 gCO2e/kWh	19	-41%
Norway	35 gCO2e/kWh	18	-44%

Provenance Override Guidance

1. Submit detailed energy consumption data from actual manufacturing facilities including electricity usage per unit produced and renewable energy percentages.

2. Provide supplier-specific information about paraffin wax sourcing including refinery location, processing methods, and transportation distances from crude oil extraction sites.

3. Document packaging material specifications with recycled content percentages, supplier locations, and alternative material substitutions if applicable.

4. Supply manufacturing process details including temperature requirements, production line efficiency metrics, and waste generation rates during crayon formation.

5. Furnish end-of-life management data including recycling programs, waste diversion rates, and alternative disposal methods beyond traditional landfilling.

Methodology Notes

• The carbon footprint estimate represents cradle-to-gate emissions for a standard box containing multiple crayon units weighing approximately 60 grams total.

• Scope 3 emissions dominate the assessment due to petroleum extraction and refining processes required for paraffin wax production, representing 60% of total impacts.

• The functional unit assumes a typical consumer crayon set suitable for educational or artistic applications with standard color variety.

• Transportation emissions from retail distribution to end consumers are excluded from this baseline assessment.

• Manufacturing energy requirements show significant regional variation depending on local electricity grid composition and renewable energy adoption rates.

• End-of-life disposal impacts receive limited weighting due to data gaps regarding actual decomposition rates in various waste management scenarios.