LEGO bricks are made of thermoplastics. Thermoplastics are a type of plastic that can be melted and reshaped multiple times through heating and cooling processes. This property allows LEGO bricks to be easily assembled and disassembled, making them versatile and reusable for building various structures. **

Thermosetting plastics do not undergo polymerization because they are already in a fully cured and cross-linked state. This means that the polymer chains are already interconnected and cannot undergo further polymerization. Once thermosetting plastics are molded and cured, they cannot be melted or reshaped like thermoplastics, making them more rigid and durable. This cross-linked structure also gives thermosetting plastics better resistance to heat and chemicals compared to thermoplastics. **

Sneaker socks have been in fashion since the late 2000s, gaining popularity as a stylish and practical option for wearing with sneakers and low-cut shoes. They are designed to be low-profile and invisible when worn with shoes, making them a popular choice for those who want the comfort of socks without the bulkiness. Sneaker socks have become a staple in many people's wardrobes, especially during the warmer months when wearing sandals or low-cut shoes. **

Thermosetting plastics such as phenolic resins, Pertinax, and Bakelite are generally considered to be non-toxic. These plastics are known for their heat resistance, durability, and electrical insulation properties, making them commonly used in various applications. However, like with any material, proper handling and disposal practices should be followed to prevent any potential environmental or health risks. **

Compression molding is a manufacturing process in which a heated and softened material, such as thermosetting plastics, is placed into a mold cavity. The material is then compressed under high pressure until it takes the shape of the mold. The pressure and heat applied help the material to flow and fill the mold, resulting in the desired shape and size of the final product. Thermosetting plastics can become soft and malleable when heated, but they do not become liquid like thermoplastic materials. Instead, they undergo a chemical reaction when heated, which causes them to harden and become rigid once cooled. This property makes thermosetting plastics ideal for compression molding, as they can be molded into complex shapes and retain their form once cooled. **

Yes, thermosetting plastics have monomers with more than 2 binding sites. These monomers have the ability to form cross-linked networks, which makes the resulting plastic material rigid and heat-resistant. The presence of multiple binding sites allows for the formation of strong covalent bonds between the monomers, leading to the irreversible cross-linking characteristic of thermosetting plastics. Examples of such monomers include formaldehyde, phenol, and urea. **

Stopper socks and jump socks are not the same thing. Stopper socks typically have grips on the bottom to prevent slipping, making them ideal for activities like yoga or pilates. Jump socks, on the other hand, are designed specifically for trampoline or jumping activities, and often have additional padding and support in the sole to absorb impact. While both types of socks serve a similar purpose of providing traction and safety during physical activities, they are designed for different types of exercises. **

It ultimately depends on personal preference and the specific situation. Some people may prefer the comfort and warmth of wearing socks with sandals, while others may find it more stylish to wear sandals without socks. In more casual or relaxed settings, wearing sandals with socks may be acceptable, but in more formal or professional settings, it may be more appropriate to wear sandals without socks. Ultimately, it's important to consider the overall look and comfort when deciding whether to wear sandals with socks or just socks. **