What is platinum? Platinum is a silver metallic chemical element, a member of six transition elements in Group VIII of the periodic table known collectively as the platinum metals (ruthenium, rhodium, palladium, osmium, iridium, and platinum). Platinum is the 78th element of the periodic table, symbol Pt. It is more expensive element or chemical substance than gold. It is a transition metal....

We keep the extra rice left over after eating in the fridge. But do you know how long this rice stays good in the fridge? There is also a specific way to heat up cold rice in the fridge. Find out the details.  Cooked rice can be stored in the refrigerator for four to six days, says Keith R. Snyder, a food safety professor and researcher at the University of Florida. But how long rice will...

ভূমিকা : অভিজ্ঞতার আশ্রয়েই হয় জীবনের অগ্রগতি। জীবন হয় উত্তরোত্তর উন্নত ও সমৃদ্ধ। জীবজগতে অন্যান্য প্রাণীর তুলনায় মানুষ যে উন্নতির শিকরে উঠতে পেরেছে তার কারণ পূর্বপুরুষের কাছ থেকে প্রাপ্ত জ্ঞান ও শিক্ষাকে নিজের অভিজ্ঞতায় যাচাই করে তার সঙ্গে নিজের অভিজ্ঞতাকে সে নিয়তই যোগ করে চলেছে। সেকালের গণনাযন্ত্র থেকে আজকের কম্পিউটারের আবিষ্কার হয়েছে ধাপে ধাপে অভিজ্ঞতার যোগে।   অভিজ্ঞতা থেকে...

Also known as Caviar Almas, made from precious fish eggs. This dish is very popular as an appetizer. The price of this valuable caviar is 35 dollars per gram. Presenting to you the most renowned and prized treat: Caspian region Beluga caviar (Huso Huso) from Iran. It has beautiful, medium-firm, large roe grains and is dark gray in color. Its oily texture melts in your mouth, and its excellent...

Egg shells work as an excellent fertilizer for plants. You can also use egg shells to clean dishes. Find out what you can do with egg shells without throwing them away.  Eggshells can provide calcium to plants. Dry and powder eggshells and sprinkle them at the base of the plants. You can also powder eggshells at the base of the plants to keep the plants in the garden free of insects....