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. **

Liability insurance is meant to protect individuals or businesses from claims or lawsuits filed by third parties for damages or injuries they may have caused. On the other hand, household insurance is meant to protect the physical structure of a home and its contents from risks such as fire, theft, or natural disasters. While liability insurance focuses on protecting against legal claims, household insurance focuses on protecting against property damage and loss. **

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. **

Household contents insurance is meant to cover the cost of replacing or repairing personal belongings in the event of theft, damage, or loss within the home. On the other hand, liability insurance is meant to protect the policyholder from financial loss if they are found legally responsible for causing injury or property damage to others. While household contents insurance focuses on protecting personal belongings within the home, liability insurance focuses on protecting the policyholder from potential legal claims and financial liabilities. **

Liability insurance covers damages and injuries you cause to others in an accident. Partial comprehensive insurance covers damages to your vehicle caused by events like theft, vandalism, or natural disasters. Comprehensive insurance covers damages to your vehicle from a wider range of events, including collisions with animals or falling objects. Each type of insurance offers different levels of coverage and protection for your vehicle and financial well-being. **

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 insurance being referred to is likely the car insurance. Car insurance provides coverage for damages and injuries resulting from car accidents, as well as theft and other incidents involving the insured vehicle. On the other hand, private liability insurance provides coverage for damages and injuries caused by the insured person to others, such as in a slip and fall accident or property damage. Given the context of the question, it is more likely that the car insurance is being referred to. **

Liability insurance covers the cost of damages or injuries to other people or their property if you are at fault in an accident. Partial comprehensive insurance covers the cost of damages to your own vehicle caused by events such as theft, vandalism, or natural disasters. Full comprehensive insurance covers the cost of damages to your own vehicle caused by any event, including accidents, in addition to the coverage provided by partial comprehensive insurance. Each type of insurance provides different levels of coverage for different types of situations. **