Once you submit your renewal fee, you will receive an e-mail confirmation of your payment. The e-mail will also be accessible on your list of communications. The payment of your MDCB renewal fee will maintain your Certified Medical Dosimetrist (CMD) credential in good standing. Renewal fees received after December 31 will be subject to a late fee of $50 in addition to the $125 renewal fee. CMDs who do not renew before January 31 risk losing the CMD credential.
1-Wheel (One of most useful inventions for mankind) Look around, you will not find anything which has no connection with wheel. Wheel is the part and parcel of each machine in this modern era. The early wheel was simple wooden disk with a hole for axle. The oldest form of wheel was used in Mesopotamia.
The invention of the wheel is probably the most important invention of the Mesopotamians. Without the wheel, the world simply wouldn't exist as we know it. The invention of the wheel was one of the most important inventions because now days we see that without this invention our life wouldâve been much harder.he invention of the wheel is probably the most important invention of the Mesopotamians. Without the wheel, the world simply wouldn't exist as we know it. The invention of the wheel was one of the most important inventions because now days we see that without this invention our life wouldâve been much harder.