This process can take several days, and during this time, the surface should be considered off-limits to food contact. Boiled linseed oil, despite its name, is not boiled in the culinary sense.
Understanding Boiled Linseed Oil Pure GRAS Status and Food Safety Compliance
Second, apply multiple thin coats and allow ample curing time—waiting a week is not uncommon—to ensure complete polymerization. Recommendations for Food Contact Applications If you are considering using boiled linseed oil for a project that will touch food, there are best practices to follow.
This chemical alteration is the primary reason for the distinction in food safety between the two variants. Swallowing wet BLO can cause gastrointestinal distress, and the solvents involved can be toxic if absorbed in significant quantities.
Understanding Boiled Linseed Oil's GRAS Status and Food Safety Implications
First, verify the product label; some manufacturers produce specific "Food Safe" variants with alternative drying agents. While boiled linseed oil is widely used in the industry, regulatory bodies like the FDA have specific lists of approved indirect food additives.
More About Is boiled linseed oil food safe
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