Case - CHENMA

Should fermenting cider be kept in the dark?

Light exposure can negatively affect fermenting cider, even after just a few hours of direct sunlight. It may lead to off-flavors, color changes, and fermentation issues such as sluggish or stuck fermentation. Using a proper fermentation vessel, like a stainless steel or opaque cider fermenter, and keeping it in a dark environment is one of the simplest and most effective ways to protect your cider’s flavor and stability. Key Takeaways Why Light Damages Fermenting Cider UV Exposure and Chemical Reactions Light, especially ultraviolet (UV) light from the sun, triggers three main harmful chemical reactions in cider: Reaction Type What Happens Scientific Source Photo-oxidation of phenols UV rays break down natural apple compounds called phenols, turning cider brown and giving it a bitter taste Müller et al. (2014); Pala and Toklucu (2012) Riboflavin-sensitized oxidation Vitamin B2 (riboflavin) in apple juice reacts with light to create unpleasant sulfur and cardboard-like flavors Fracassetti et al. (2019); Golombek et al. (2021) Degradation of esters and alcohols Light breaks down the fruity flavor compounds (esters) that give cider its characteristic taste D’Auria et al. (2009); Kim et al. (2021) These reactions happen extremely quickly. Even indirect sunlight through a window can cause noticeable off-flavors in

Are stainless steel water tanks safe?

Yes, high-quality 304 or 316 stainless steel water tanks are considered one of the safest options for drinking water storage. They are non-toxic, corrosion-resistant, and do not leach harmful substances into the water, making them widely used in both residential and commercial applications. Compared with plastic or other materials, stainless steel tanks offer excellent durability and can last 20–50 years with minimal maintenance, making them a reliable long-term water storage solution. Key Takeaways Why Stainless Steel Water Tanks Are Safe Corrosion Resistance and Rust Prevention Stainless steel’s exceptional rust resistance comes from its unique chromium content (at least 10.5%). When exposed to oxygen, chromium forms a thin, invisible protective layer on the surface. If the tank gets scratched, this layer automatically repairs itself, preventing rust from spreading. Additional alloying elements enhance protection: Steel Grade Corrosion Resistance Best For 304 Excellent Most residential and commercial applications 316L Superior Coastal areas, brackish water, and industrial use 💡 Pro Tip: Always choose 316L stainless steel for tanks installed near the ocean or in areas with harsh water conditions. Hygienic and Non-Toxic Surface Stainless steel has a smooth, non-porous surface that leaves no place for bacteria, dirt, or algae to hide. Advanced orbital welding

What is the best metal to store milk in?

Stainless steel is widely considered the best material for milk storage because it is hygienic, durable, and non-reactive. It helps preserve milk freshness, flavor, and nutritional quality while meeting modern food safety standards. Compared with aluminum, copper, and other metals, stainless steel offers better corrosion resistance, easier cleaning, and longer service life. Food-grade stainless steel milk tanks are commonly used in dairy farms, milk collection centers, and processing facilities for reliable long-term storage. Key Takeaways Why Stainless Steel Is Best for Milk Storage Safety and Hygiene Hygiene is the most important factor in milk storage, and stainless steel is widely preferred because of its smooth, non-porous surface. Unlike porous materials, it does not absorb liquids or develop tiny cracks where bacteria, mold, and other microorganisms can grow. Food-grade 304 and 316 stainless steel are commonly used in milk tanks because they resist rust, corrosion, and chemical reactions with dairy products. A protective chromium oxide layer forms naturally on the surface, helping maintain cleanliness and preventing contamination. These properties make stainless steel tanks suitable for dairy farms, milk collection stations, and food-processing facilities. Feature Benefit Non-porous surface Helps prevent bacteria and mold buildup Smooth interior finish Makes cleaning easier and reduces

wine storage tanks

What is the best storage for wine?

Wine storage plays a critical role in preserving flavor, aroma, and overall wine quality. Improper temperature, humidity, or light exposure can quickly damage both aging and ready-to-drink wines. Whether you store a few bottles at home or manage large volumes in a winery, choosing the right wine storage solution helps maintain consistent conditions and protects long-term value. Proper wine storage depends on maintaining stable temperature, humidity, and light conditions while choosing a storage solution that fits your collection size and available space. Key Takeaways Wine Storage Fundamentals Temperature Control Temperature is the single most important factor in wine storage. Even small fluctuations can damage wine by causing corks to expand and contract, letting air in. Wine Type Recommended Temperature (°C) Recommended Temperature (°F) Red Wines 13–18 55–65 White Wines 7–13 45–55 Sparkling Wines 4–10 40–50 All Wines (General) 12–15 53–59 Pro Tip: Use a digital thermometer to monitor temperature. Aim for less than 2°F (1°C) of fluctuation per day. Humidity Management The ideal humidity for wine storage is 50–80%, with 65–70% being optimal. Light Protection UV rays from sunlight and bright indoor lights break down compounds in wine, causing “light-struck” flavors – a skunky, unpleasant odor that is permanent. White

What is a pasteurization tank?

Every year, hundreds of people get sick from contaminated milk and dairy products. A single foodborne illness outbreak can shut down a factory, ruin a brand’s reputation, and cost millions of dollars in recalls. Pasteurization tanks are the first line of defense against these risks. They heat liquids to precise temperatures to kill harmful bacteria while preserving taste, nutrition, and product quality. In this complete guide, we’ll explain everything you need to know about pasteurization tanks and how to choose the right one for your facility. Key Takeaways Pasteurization Tanks and Food Safety What Is a Pasteurization Tank? A pasteurization tank is a specialized industrial container designed to heat liquids to specific temperatures for a controlled period of time. This process, called pasteurization, destroys pathogenic bacteria like Salmonella, E. coli, and Listeria that cause foodborne illnesses. According to the U.S. Centers for Disease Control and Prevention (CDC), universal pasteurization of milk and cheese would prevent approximately 732 illnesses and 21 hospitalizations each year in the United States. Pasteurization tanks are the backbone of modern food processing, used in dairy plants, juice factories, breweries, and beverage production facilities worldwide. CHENMA milk tanks are industry-leading for their hygienic design and reliable performance

Is stainless steel good for storing oil?

Is stainless steel oil tank good for storing oil? If you’ve ever bought a large bottle of olive oil only to have it go rancid before you could finish it, you know how critical the right storage container is. The wrong material can ruin flavor, destroy nutritional value, and even leach harmful chemicals into your oil. Stainless steel has become the global gold standard for oil storage—used in home kitchens, restaurants, and industrial food production facilities alike. In this guide, we’ll explain exactly why stainless steel is the best choice, how it compares to other materials, and how to properly store oil to maximize freshness and shelf life. Key Takeaways Stainless Steel vs. Other Oil Storage Materials The table below compares stainless steel to the most common oil storage materials across all critical factors: Storage Material Light Protection Thermal Conductivity (W/m·K) Chemical Stability Durability (Years) Ease of Cleaning Stainless Steel 304 Excellent ~16 Perfectly inert 15–50 Very Easy Dark Glass Very Good ~1.1 Inert Variable (fragile) Moderate Clear Glass Poor ~1.1 Inert Variable (fragile) Moderate Plastic (HDPE) Poor 0.1–0.5 May leach chemicals 10–20 Easy Ceramic Excellent ~1.5 Inert Moderate (chips easily) Difficult Unlined Copper/Aluminum Poor High Highly reactive 5–10 Moderate