• Concentrated sulphuric acid does not react appreciably with alkanes at ordinary temperature.
• The presence of the shaper did not materially ( or substantially ) affect the velocity of this portion of the wave.
• The plate is thick enough to withstand atmospheric pressure without flexing perceptibly ( or markedly , or noticeably ).
• This has contributed measurably to their position of leadership in the industry.
• Saturn is distinctly smaller than Jupiter.
• This salt has a distinctly higher solubility than ...