answer:The cost of refilling or exchanging a CO2 tank can vary depending on where you live and the retailer you go to. In general, the cost of refilling a CO2 tank for a SodaStream machine is less expensive compared to purchasing pre-packaged bottles or cans of carbonated beverages. The price for a refill or exchange can range from around 15 to 30, depending on the size of the CO2 tank and the location. Some retailers offer discounts or loyalty programs that can help reduce the cost further. Additionally, SodaStream offers a cylinder exchange program where you can exchange an empty cylinder for a new or refilled one for a reduced cost. Overall, while there is a cost associated with refilling a CO2 tank, it is often considered more cost-effective and environmentally friendly compared to regularly purchasing bottled or canned carbonated beverages.

answer:Yes, there are carbonation tablets available that can be used to carbonate water. These tablets typically contain a mixture of citric acid and sodium bicarbonate (baking soda), which react when dissolved in water to produce carbon dioxide gas. To use these carbonation tablets, you simply drop a tablet or a recommended number of tablets into a container of water, and they will dissolve and release carbon dioxide bubbles, resulting in a sparkling or carbonated drink. The number of tablets needed will vary depending on the desired level of carbonation and the instructions provided by the specific brand of carbonation tablets. These tablets are often used as an alternative to traditional carbonation machines like SodaStream or for situations where it may not be convenient to use a machine. They can be found in various flavors and are marketed as a convenient option for creating carbonated beverages at home.

answer:No, CO2 tablets meant for fertilizer are not safe or intended to be used for creating carbonated drinks. Fertilizer-grade CO2 tablets are typically designed for agricultural or horticultural purposes, where the carbon dioxide is used to enhance plant growth. These CO2 tablets may contain other ingredients or impurities that are not suitable for human consumption. They may not meet the necessary safety and quality standards required for food-grade carbonation. If you want to carbonate water for beverages, it is best to use carbonation tablets or a carbonation machine specifically made for that purpose. These products are regulated and designed to ensure safety in producing carbonated drinks for human consumption.

answer:As obvious as A, here are five examples: 1. As obvious as apples being a fruit. 2. As obvious as ants being tiny insects. 3. As obvious as automobiles needing fuel to run. 4. As obvious as astronauts needing spacesuits in outer space. 5. As obvious as air being essential for breathing.