RADIATION SOURCE : GAMMA / BETA (any one) Radiation Source. The Radiation Source is supplied by Bhaba Atomic Research Centre against college requirements directly. However, at time it can be supplied by us if available (please ask for the availability, we may have). The Radiation Sources are supplied in special container with lid. The source is supplied in small quantity for experiment. Warning : Keep the Radiation Source away from the children in Metal box ferably LED / Thick Sheet to avoid.(buyer end user College name is must and will be sent only after verification( right not to send reserved)