In
Home Decoration, substances harmful to human body are often produced. Formaldehyde is the most common one. Let me introduce you to formaldehyde. 1. What is formaldehyde? Formaldehyde (HCHO) is a colorless, highly irritating and highly toxic gas. 2. Formaldehyde characteristics: (1). Formaldehyde, easily soluble in water, alcohol, ether ---- why pungent, spicy eyes? ; (2). Formaldehyde is gaseous, usually in the form of an aqueous solution, 40% aqueous solution-formalin; (3). Low floating point, 19 ℃. It is very volatile at room temperature and accelerates as the temperature rises. Why is the pungent, spicy odor of the same piece of furniture worse in summer than in winter? . 3. Uses of formaldehyde: (1) Formaldehyde-extremely strong fungicide, antiseptic preservation; (2) Important raw materials for urea-formaldehyde resin glue, melamine glue, and phenolic resin glue required by the man-made board industry. 4. Harm of formaldehyde (1) The impact of formaldehyde on human health is mainly manifested in abnormal smell, abnormal lung function, abnormal liver function, abnormal immune function, etc.-respiratory system; (2) Strong carcinogenic and cancer-promoting effects; (3 ) Long-term exposure to low-dose formaldehyde can cause chronic respiratory diseases, women's menstrual disorders, pregnancy syndrome, neonatal physical decline, chromosomal abnormalities, affect the mental development of adolescents, cause memory loss, and even cause nasopharyngeal cancer and leukemia; High concentrations of formaldehyde can poison the nervous system, immune system, liver, and even cause death. (5) According to epidemiological studies, people who have been exposed to formaldehyde for a long time can cause cancer of the nasal cavity, mouth, and digestive tract.
Bird Bath
Shallow basin allows easy access for all bird types
Fill a bath with fresh, shallow water and enjoy watching all the birds congregate from the comfort of your couch or while at the table having dinner with your family or working on art projects with the kids.
Elegant and weather-resistant
This elegant birdbath is perfect for pairing with a Bird Feeder to coax a variety of birds outside your window during any season. With Alpine`s birdbaths, your yard will be the delight of humans and winged creatures alike!
EASY TO ASSEMBLE - Constructed with simple components that make it easy to assemble; The bowl is easy to attach by screwing it onto the base, while the base is hollow and convenient to fill with materials
Antique Flower Birdbath, Garden Bird Bath, Glass Bird Baths, Bird Bath Bowl, etc
HISMOK(SHENZHEN)TECHNOLOGY CO.,LTD , https://www.nbwill-trade.com