['PROJECT', 'NUMBER:', '4009', 'PROJECT', 'TITLE:', 'Smoke', 'Studies', 'PROJECT', 'LEADER:', 'B.', 'L.', 'Goodman', 'PERIOD', 'COVERED:', 'April,', '1988', 'Le', 'PROJECT', 'STUDIO', '(R.', 'Slagle)', 'A.', 'Objective:', 'Develop', 'subjectively', 'acceptable.', 'cigarettes.', 'with', 'reduced', 'sidestream', 'visibility.', 'Results:', 'A', 'final', 'prototype', 'in', 'the', 'low', 'sidestream', 'Trim', 'configuration', 'has', 'been', 'selected:', '1.', '10-046-A', 'Wrapper', '-', '4.7%', 'K-Succinate,', '0.7%', 'NaCMC,', 'perforated', 'to', '50', 'Coresta.', '2.', 'Trim', 'II', 'Blend/-49', 'Aftercut', 'System', '3.', 'Filler', 'cut', 'to', '40', 'CPI', 'Devellopment', 'with', 'DMCP', 'and', 'Engineering', 'has', 'resulted', 'in', 'the', 'capability', 'of', 'DMCP', 'to', 'electrostatically', 'perforate', 'the', 'special', 'Cac0,,', 'cigarette', 'paper', 'bobbins', 'for', 'production', 'in', 'test', 'market', 'quantities.', 'Further', 'work', 'continues', 'to', 'analytically', 'and', 'subjectively', 'optimize', 'a', 'low', 'sidestream', 'candidate,', 'in', 'the', 'following', 'directions:', '1.', 'Development', 'of', 'a', 'reduced', 'level', 'Mg:i{(OH),', 'Ecusta', 'wrapper,', 'possibly', 'incorporating', 'a', 'lower', 'basis', 'weight.', '2.', 'Further', 'evaluation', 'of', 'chemical', 'additives', '(e.g.,', 'MAP)', 'in', 'the', 'KC', 'small', 'particle', 'size', 'CaC0,', 'paper.', 'Factory', 'panel', 'testing', 'of', 'Capri', 'versus:', 'three', 'low', 'sidestream', 'Trim', 'models', 'showed', 'no', 'significant', 'difference', 'between', 'Capri', 'and', 'two', 'of', 'the', 'models:', 'Acceptability', '1.', "2123-42'(PERF)", '4.17', '2.', '2131-41', '4.13', '3.', 'Capri', '4.07', 'However,', 'the', 'third', 'model', '(2123-42', 'Unperforated)', 'was', 'significantly', 'lower', '(3.92)', 'in', 'acceptability.', 'An', 'internal', 'mailout', 'of', 'a', 'low', 'sidestream', 'candidate', '(2123-41)', 'and', 'Trim', 'I', 'showed', 'no', 'significant', 'difference', '(3.95', 'vs.', '3.83).', 'A', '100', 'mm', 'model', 'with', 'the', 'low', 'sidestream', 'Mg(OH),', 'paper', 'was', 'tested', 'on', 'M/C', 'panel', 'versus', 'a', 'control', 'Marlboro', 'Lights', '100', '(unidentified).', 'There', 'were', 'significant', 'differences', 'in', 'all', 'attributes', 'with', 'acceptability', 'scores', 'of', '4.23.', 'for', 'the', 'control', 'and', '4.03', 'for', 'the', 'test.', 'No', 'further', 'testing', 'of', 'a', '100', 'mm', 'cigarette', 'is', 'planned', 'at', 'this', 'time.', '14', '60Pe9T2z02']