To apply a new waterproofing membrane on top of an old bitumen waterproofing membrane, the surface of the old membrane should be thoroughly cleaned and prepared. Any loose debris, dirt, or old adhesive should be removed to ensure proper adhesion of the new membrane. Once the surface is clean, a primer should be applied to promote adhesion between the old and new membranes. Finally, the new waterproofing membrane can be installed according to the manufacturer's instructions, ensuring that it is properly sealed and bonded to the old membrane to provide effective waterproofing. **

A utility knife or a sharp blade is typically used to cut the waterproofing membrane. It is important to use a sharp tool to ensure clean and precise cuts, which will help in achieving a proper seal and prevent water leakage. Care should be taken to avoid damaging the underlying surface while cutting the membrane. **

A lump sum is a single, one-time payment of money, typically paid in full at once rather than in installments. This type of payment is often used in various financial transactions, such as settlements, bonuses, or retirement payouts. Lump sums can provide recipients with immediate access to a large sum of money, which can be beneficial for making significant purchases or investments. **

The lump could be a benign growth such as a lipoma, which is a non-cancerous fatty tumor commonly found under the skin. It could also be a cyst, which is a sac filled with fluid, air, or other material. However, it is important to consult a healthcare professional for an accurate diagnosis and appropriate treatment. **

Ideally, the waterproofing membrane should be applied in dry weather to ensure proper adhesion and effectiveness. If the membrane is applied and then it rains before it has fully cured, it can compromise its ability to create a watertight seal. Water exposure during the curing process can lead to delamination, reduced adhesion, and potential leaks. Therefore, it is best to apply the waterproofing membrane when there is no rain in the forecast and allow it to fully cure before any water exposure. **

The lump is a benign lipoma, which is a non-cancerous growth made up of fat cells. Lipomas are usually soft to the touch and can be moved around under the skin. They are typically harmless and do not require treatment unless they are causing discomfort or cosmetic concerns. It is always best to have any new or changing lumps evaluated by a healthcare professional to confirm the diagnosis and ensure proper management. **

An unwanted sugar lump is a term used to describe a situation where a piece of sugar has clumped together and become hard or solidified, making it difficult to use or dissolve in a drink. This can happen when sugar is exposed to moisture or humidity, causing it to stick together and form lumps. Unwanted sugar lumps can be frustrating when trying to sweeten a beverage, as they do not dissolve easily and can affect the taste and texture of the drink. **

You can deduct lump sums that are considered eligible expenses for tax purposes. This can include expenses such as charitable donations, medical expenses, education expenses, and certain business expenses. It is important to keep detailed records and receipts to support these deductions in case of an audit. Additionally, it is recommended to consult with a tax professional or accountant to ensure you are deducting the appropriate lump sums according to tax laws. **