To remove adhesive under a marble slab, you can start by using a putty knife or scraper to gently scrape away as much of the adhesive as possible. Then, you can apply a solvent such as acetone or mineral spirits to the remaining adhesive and let it sit for a few minutes to soften the adhesive. After that, you can use the putty knife or scraper to continue removing the softened adhesive. Be sure to test the solvent on a small, inconspicuous area of the marble first to ensure it does not cause any damage. Finally, clean the area with a mild soap and water to remove any remaining residue. **

You could use a chisel and hammer to remove the marble slab. Start by scoring the surface of the slab with the chisel, then gently tap the chisel with the hammer to break the slab into smaller pieces. Be sure to wear protective gear such as goggles and gloves while working with the chisel and hammer to prevent injury. **

The solution to the problems of replacing the concrete slab, chimney door, and soot protection door for the food pusher would involve hiring a professional contractor with experience in masonry and construction. The contractor would assess the extent of the damage and provide a quote for the necessary repairs or replacements. It is important to ensure that the new materials used are of high quality and meet safety standards to prevent future issues. Regular maintenance and inspections can also help prevent similar problems in the future. **

The solution for the replacement of the concrete slab would involve hiring a professional contractor to remove the old slab and pour a new one, ensuring it meets all necessary building codes and standards. For the chimney door, the solution would be to purchase a new door that is the correct size and style for the chimney, and then have it installed by a qualified technician. As for the soot protection door for the food pusher, the solution would be to find a replacement door that is specifically designed for this purpose and have it installed according to the manufacturer's instructions. It is important to ensure that all replacements are done by qualified professionals to ensure safety and compliance with regulations. **

To remove adhesive residue from a stone slab, you can start by using a plastic putty knife or scraper to gently scrape off as much of the residue as possible. Then, apply a small amount of mineral spirits or acetone to a clean cloth and gently rub the adhesive residue until it starts to dissolve. Be sure to test the mineral spirits or acetone on a small, inconspicuous area of the stone first to ensure it doesn't cause any damage. Once the residue is dissolved, wipe the area clean with a damp cloth and then dry it thoroughly. **

To remove candle wax from a gravestone slab, you can start by gently scraping off as much of the hardened wax as possible using a plastic putty knife or a plastic card. Then, place a few layers of paper towels over the remaining wax and use a warm iron to gently heat the wax, allowing it to melt and be absorbed by the paper towels. Be careful not to overheat the stone, and avoid using metal tools that could scratch the surface. Once the majority of the wax has been removed, you can use a mild detergent and water to clean any remaining residue from the gravestone. **

A foundation slab is a large, flat, and thick concrete structure that serves as the base for a building's foundation. It is typically poured directly onto the ground and provides a stable and level surface for the rest of the building to be constructed upon. Foundation slabs are essential for distributing the weight of the building and preventing settling or shifting of the structure over time. They also provide a barrier against moisture and help to insulate the building from the ground. **

To connect the new concrete floor slab to the old floor slab using the joint edge, a keyway joint can be created. This involves cutting a groove into the joint edge of the old floor slab where the new slab will be placed. The new slab will then have a corresponding key or tongue that fits into this groove, providing a secure connection between the two slabs. This method helps to prevent differential movement between the old and new slabs and ensures a smooth transition between the two surfaces. **