Determonation of Flash and Fore paint by Pensky martens Apparautus
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ᴀ ʙʀᴀss ᴛᴇsᴛ ᴄᴜᴘ ɪs ғɪʟʟᴇᴅ ᴡɪᴛʜ ᴀ ᴛᴇsᴛ sᴘᴇᴄɪᴍᴇɴ ᴀɴᴅ ᴄʟᴏsᴇᴅ ᴡɪᴛʜ ᴀ ʟɪᴅ, ᴛʜʀᴏᴜɢʜ ᴡʜɪᴄʜ ᴀɴ ɪɢɴɪᴛɪᴏɴ sᴏᴜʀᴄᴇ ᴄᴀɴ ʙᴇ ɪɴᴛʀᴏᴅᴜᴄᴇᴅ ᴘᴇʀɪᴏᴅɪᴄᴀʟʟʏ. ᴛʜᴇ sᴀᴍᴘʟᴇ ɪs ʜᴇᴀᴛᴇᴅ ᴀɴᴅ sᴛɪʀʀᴇᴅ ᴀᴛ sᴘᴇᴄɪғɪᴇᴅ ʀᴀᴛᴇs ᴅᴇᴘᴇɴᴅɪɴɢ ᴏɴ ᴛʜᴇ ᴍᴀᴛᴇʀɪᴀʟ ᴛʜᴀᴛ ɪs ʙᴇɪɴɢ ᴛᴇsᴛᴇᴅ. ᴛʜɪs ᴀʟʟᴏᴡs ᴛʜᴇ ᴅᴇᴠᴇʟᴏᴘᴍᴇɴᴛ ᴏғ ᴀɴ ᴇǫᴜɪʟɪʙʀɪᴜᴍ ʙᴇᴛᴡᴇᴇɴ ᴛʜᴇ ʟɪǫᴜɪᴅ ᴀɴᴅ ᴛʜᴇ ᴀɪʀ ᴠᴏʟᴜᴍᴇ.
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