It is a good activity for a few people to gather together for a barbecue during holidays. When it comes to barbecue, everyone thinks of using carbon or electricity, but now there is a more environmentally friendly and cleaner pure natural solar energy. barbecue. This barbecue table is equipped with a large Fresnel lens that can focus sunlight onto the metal baking pan below to cook the food. Because the focused light is very dazzling, you need to wear gloves and sunglasses when using it. Although the light focusing surface is not large enough to accommodate multiple people grilling at the same time, it is natural enough.
