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The least porous countertop material is engineered quartz. Made from a blend of natural quartz and resins, it is non-porous and highly resistant to stains, scratches, and bacteria. This makes quartz countertops exceptionally low-maintenance and durable, ideal for kitchens and bathrooms where hygiene and easy upkeep are priorities. Other non-porous options include solid surface materials like Corian, which also offer excellent resistance to moisture and stains.

The frequency for sealing granite countertops depends on several factors, including the type of sealant used, the color of the granite, and how heavily the countertops are used. As a general guideline, resealing is often recommended every 12 to 18 months, but some sources suggest it could be as often as every few months or at least once a year.

The type of sealant is a major factor: water-based sealants may need reapplication every six months to a year, while more durable solvent-based sealants can last for five to 10 years. Additionally, factors like heavy kitchen traffic, frequent use of acidic cleaners, and lighter granite colors may require more frequent sealing to prevent staining.

To determine if your countertops need resealing, you can perform a simple water test. Place a few drops of water or a wet paper towel on an inconspicuous area of the granite. After 10 to 15 minutes, check the spot. If the water has beaded up, the seal is still intact. If the water has been absorbed and darkened the stone, it's time to apply a new coat of sealant. You can choose to seal the granite yourself or hire a professional to ensure it's done correctly.

You can put hot pans on porcelain countertops. Porcelain is highly resistant to heat—it’s manufactured at around 2,500 degrees Fahrenheit, so it can withstand a ton of heat without cracking or damaging. Even though the high heat is a plus, you should still be cautious when putting hot surfaces on porcelain countertops.

Comparing engineered stone vs. natural stone countertops can help you figure out if one is better than the other for you. The answer depends on your preferences, needs, and budget. You might choose engineered stone if you are looking for something more cost effective and low maintenance, but it is hard to beat the beauty of natural stone counters. You may prefer their longer lifespan, the uniqueness of each slab, and their durability.