Truth is that they use those words because it's completely arbitrary: any vaccine is safe and effective by sufficiently low standards, and even a near-perfect vaccine will not be so by sufficiently high standards.
You're trying so hard to avoid saying the simple truth that these jabs are basically trash that kills people and maims many more under the guise of "vaccination".
What makes a vaccine 'safe' or 'effective'?
Truth is that they use those words because it's completely arbitrary: any vaccine is safe and effective by sufficiently low standards, and even a near-perfect vaccine will not be so by sufficiently high standards.
You're trying so hard to avoid saying the simple truth that these jabs are basically trash that kills people and maims many more under the guise of "vaccination".
Yeah, that's not "the truth", that's just some claim you make.