... . Synthetic Charcoal Birquette, 3. Size: 46x28mm 3. smokeless, innocuous, odorless, non- pollution. Specification/ Material Feature:1. Synthetic Barbecue Charcoal Briquette,2 ... , burn for long time, 5. smokeless, innocuous, odorless, safety and non-pollution.Analyzing Index:Calorific value: over 5600 kcal.Moisture: ≤4 ... , i.e. PP bag. Liquan Energy Technology Co., LTD. BBQ Instant Light Charcoal 15#