We discuss how remote observations of gamma-ray lines and continua provide information on the population of electrons and ions that are accelerated in solar flares. The radiation from these interactions also provides information on the composition of the flaring chromosphere. We focus our discussion on recent RHESSI observations and archival observations made by SMM and Yohkoh. Report Documentation Page Form Approved OMB No. 0704-0188 Public reporting burden for the collection of information is

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