Facebook Marketplace Adds “Second-Hand Electronic Equipment Detection”

Facebook Announces New Feature to Detect Second-Hand Electronics on Marketplace. The company revealed a tool designed to identify used electronic devices listed on its platform. This move aims to improve safety and reduce scams involving refurbished or counterfeit products. Users selling items like phones, laptops, or gaming consoles will now undergo automated checks. (Facebook Marketplace Adds "Second-Hand Electronic Equipment Detection") The...

how to make black iron oxide

Making black iron oxide (magnetite, Fe3O4) involves controlled oxidation of iron. Here’s a simple method using basic materials. **Materials needed:** Clean steel wool or iron filings, a heat-resistant container (ceramic/metal), propane torch or high-temperature heat source, vinegar (optional for cleaning). **Steps:** 1. **Prepare iron:** Soak steel wool in vinegar for 10 minutes to remove coatings, then rinse and dry. Skip if using pure iron...

Zirconium Boride: A High-Performance Ceramic Material for Extreme Environment Applications zrb42 powder

Intro to Zirconium Boride-- A Superhard, High-Temperature Resistant Ceramic Zirconium boride (ZrB ₂) is a refractory ceramic compound recognized for its remarkable thermal security, high solidity, and superb electric conductivity. As component of the ultra-high-temperature ceramics (UHTCs) family, ZrB ₂ exhibits amazing resistance to oxidation and mechanical degradation at temperature levels going beyond 2000 ° C. These residential...

what is iron oxide powder

Iron oxide powder is a chemical compound made from iron and oxygen. It exists in several forms, primarily differentiated by color and chemical structure. The most common types are red iron oxide (Fe₂O₃), black iron oxide (Fe₃O₄), and yellow iron oxide (FeO(OH)). These powders occur naturally as minerals—hematite (red), magnetite (black), and goethite (yellow)—but are also synthesized in laboratories for industrial use. Their vibrant...

Unlocking the Potential of Aluminum Nitride: A High-Performance Material for Thermal and Electronic Applications aluminum billet

Introduction to Aluminum Nitride: The Rising Celebrity in Advanced Ceramics Light weight aluminum nitride (AlN) has become an essential product in modern electronic devices, thermal administration, and high-performance commercial applications because of its extraordinary thermal conductivity, electrical insulation, and chemical stability. As digital devices come to be a lot more compact and powerful, the demand for materials with the ability of...

iron oxide cost

Iron oxide cost is a critical factor for industries relying on pigments, coatings, and construction materials. Prices fluctuate based on grade, purity, and production methods. Synthetic iron oxide, made via chemical processes, is more expensive than natural variants derived from hematite or magnetite. Global demand from sectors like automotive, ceramics, and electronics drives market dynamics. China dominates production, offering competitive...

Revolutionizing Concrete Forming: The Role and Advancements of Water-Based Concrete Release Agents in Sustainable Construction aquacon concrete release agent

Intro to Water-Based Concrete Release Brokers: A Cleaner Alternative in Modern Formwork Modern Technology Concrete launch representatives are necessary in building for promoting the splitting up of newly cast concrete from formwork without damaging the surface or structure. Amongst these, water-based concrete launch representatives have become a recommended service because of their ecological benefits, convenience of application, and...

black iron oxide natural

Black Iron Oxide Natural: Earth’s Versatile Pigment (black iron oxide natural) Black iron oxide natural, also known as magnetite (Fe3O4), is a mineral pigment formed through geological processes. Found in igneous and metamorphic rocks, it occurs when iron-rich minerals react with oxygen and water over millennia. This natural compound is prized for its deep black hue, magnetic properties, and eco-friendly profile. **Formation & Sources**...

Penetrating Seal Curing Agents: Enhancing Concrete Durability and Longevity in Modern Construction gypsum building

Introduction to Permeating Seal Curing Representatives: An Important Development in Concrete Security Permeating seal curing representatives (PSCAs) have actually become a transformative option in concrete innovation, providing twin advantages of surface area sealing and inner hydration improvement. Unlike conventional membrane-forming treating substances, PSCAs permeate deep right into the concrete matrix, responding chemically with free lime...

where can i buy iron oxide

Looking to buy iron oxide? This versatile compound, commonly found as red (Fe₂O₃) or black (Fe₃O₄) iron oxide, is used in pigments, coatings, construction, and crafts. Here’s where to source it: **Chemical Supply Stores:** Major suppliers like Sigma-Aldrich, Fisher Scientific, or VWR offer high-purity iron oxide for industrial or lab use. Check their websites for grades tailored to your needs. **Online Retailers:** Amazon, eBay, or...