The strange white stuff under the tongue could be a variety of things, such as oral thrush, leukoplakia, or oral lichen planus. Oral thrush is a fungal infection that appears as white patches, while leukoplakia is a condition causing thick white patches to form on the mucous membranes in the mouth. Oral lichen planus is an inflammatory condition that can also present as white patches. It is important to consult a healthcare professional for a proper diagnosis and treatment. **

The strange black stuff under the cat's paws could be a variety of things, including dirt, mud, or even a substance the cat stepped in. It could also be a sign of a health issue such as an infection or a skin condition. It's important to examine the cat's paws and consult a veterinarian if the black stuff persists or if the cat seems to be in discomfort. Regular grooming and keeping the cat's environment clean can help prevent the buildup of strange substances under its paws. **

Yes, mold can form under a metal wall cabinet if there is moisture present. Metal cabinets can create a barrier that traps moisture, providing a suitable environment for mold growth. If there is a leak or high humidity in the area, it can lead to mold growth under the cabinet. Regular inspection and maintenance of the area under the cabinet can help prevent mold growth. **

To dye metal accessories silver, you can use a process called electroplating. This involves immersing the metal accessory in a solution containing silver ions and applying an electric current to deposit the silver onto the surface of the accessory. You can also use silver spray paint or silver leafing to achieve a silver finish on metal accessories. Make sure to clean and prepare the metal surface properly before applying any silver dye to ensure a smooth and even finish. **

To treat the battens under trapezoidal sheet metal plates, it is important to ensure they are properly installed and secured to provide structural support. The battens should be made of a durable material that can withstand the weight of the metal plates and any external forces. Additionally, it is recommended to apply a protective coating or sealant to the battens to prevent corrosion and prolong their lifespan. Regular inspection and maintenance of the battens are also essential to ensure the overall integrity of the roofing system. **

The metal piece under the tie knot is called a tie clip or tie bar. It is used to keep the tie in place and prevent it from shifting or flapping around. The tie clip is usually a small, decorative accessory that adds a touch of style to the overall look of the tie and outfit. **

The substance that is commonly held under someone's nose to make them fall asleep is called chloroform. Chloroform is a colorless, sweet-smelling liquid that can cause drowsiness and unconsciousness when inhaled in high concentrations. It is a powerful anesthetic that was historically used for medical purposes but is now primarily used in laboratories. It is important to note that the use of chloroform for inducing sleep is highly dangerous and illegal without proper medical supervision. **

The thickness of the sheet metal under an oven base depends on the weight and size of the oven. Generally, it is recommended to use sheet metal with a thickness of at least 18 gauge (1.214 mm) for supporting the weight of a standard kitchen oven. However, for larger or heavier ovens, a thicker gauge of sheet metal may be required to ensure proper support and stability. It is important to consult with a structural engineer or a professional to determine the appropriate thickness for the specific oven and its intended use. **