what is rhodium? The 45th element in the periodic table is rhodium.Rhodium's molecular symbol is Rh. It is a rare metal. It is a silvery white, hard and chemically inert transition metal. What is the function of rhodium? It is used to coat optic fibers and optical mirrors and to make crucibles, thermocouple elements and headlight reflectors. It is used as an electrical contact material because...

Many parents are concerned about the sleep of newborns or young children. Many complain that their baby sleeps too little or does not sleep well at night. 16 hours of sleep per day is normal for a baby. This sleep requirement varies depending on age. Baby sleep is never continuous but is mostly fragmented and disorganized. If a baby sleeps for a long time during the day, then his nighttime...

Bright marigolds are now adorning nurseries, office-courts or home balconies. The marigold flowering season lasts quite a long time from winter to spring. The trees are full of bright flowers till about March. However, the biggest enemy of marigolds is insects. Insects easily attack the flowers and leaves and make the plant pale. Learn how to care for marigolds if you want to get lots of...

This is proof that medicine can be valuable too. This price increase is mainly due to many years of research and development costs. The price of 30 ml of this most valuable drug in the world is five thousand dollars. The drug is primarily used to treat life-threatening diseases that destroy red blood cells faster than normal. Saliris price : Soliris (eculizumab) is a member of the selective...

নিচের গল্পতে আমরা ১২ জন দুষ্টু ছেলের চক্রান্তের পরেও বৃদ্ধের উপস্থিত বুদ্ধির কাছে কিভাবে সবাই হেরেছে সেটা নিয়ে আলোচনা করব। এক বৃদ্ধ ট্রেনে উঠেছে। গোটা কামরায় বৃদ্ধএকাই ছিলো। হঠাৎ ১২ জন যুবক চলন্ত ট্রেনের ঐ বগিতে উঠেই চিৎকার করে গান গাইতে শুরু করল । ছুরি দিয়ে আম কেটে কেটে খাচ্ছিলো । হঠাৎ, একটি যুবক বলে উঠলোঃ"চল আমরা ট্রেনের চেইনটা টেনে ট্রেনটাকে থামিয়ে দেই।" ২য় যুবকঃ "না দোস্ত, লেখা আছে...